diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/BillingToken.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/BillingToken.java
index 58aff2efed..bcc9df245f 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/BillingToken.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/BillingToken.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,72 +18,127 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 import com.google.common.primitives.Longs;
 
 /**
+ * Class BillingToken
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class BillingToken implements Comparable<BillingToken> {
 
-   private long id;
-   private String name;
-   private double price;
-
-   /**
-    * A no-args constructor is required for deserialization
-    */
-   public BillingToken() {
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromBillingToken(this);
    }
 
-   public BillingToken(long id, String name, double price) {
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
+
+      protected long id;
+      protected String name;
+      protected double price;
+   
+      /** 
+       * @see BillingToken#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
+
+      /** 
+       * @see BillingToken#getName()
+       */
+      public T name(String name) {
+         this.name = name;
+         return self();
+      }
+
+      /** 
+       * @see BillingToken#getPrice()
+       */
+      public T price(double price) {
+         this.price = price;
+         return self();
+      }
+
+      public BillingToken build() {
+         return new BillingToken(id, name, price);
+      }
+      
+      public T fromBillingToken(BillingToken in) {
+         return this
+                  .id(in.getId())
+                  .name(in.getName())
+                  .price(in.getPrice());
+      }
+   }
+
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
+
+   private final long id;
+   private final String name;
+   private final double price;
+
+   @ConstructorProperties({
+      "id", "name", "price"
+   })
+   protected BillingToken(long id, String name, double price) {
       this.id = id;
-      this.name = name;
+      this.name = checkNotNull(name, "name");
       this.price = price;
    }
 
    public long getId() {
-      return id;
+      return this.id;
    }
 
    public String getName() {
-      return name;
+      return this.name;
    }
 
    public double getPrice() {
-      return price;
-   }
-
-   @Override
-   public boolean equals(Object obj) {
-      if (this == obj)
-         return true;
-      if (obj == null)
-         return false;
-      if (getClass() != obj.getClass())
-         return false;
-      BillingToken other = (BillingToken) obj;
-      if (id != other.id)
-         return false;
-      if (name == null) {
-         if (other.name != null)
-            return false;
-      } else if (!name.equals(other.name))
-         return false;
-      if (Double.doubleToLongBits(price) != Double.doubleToLongBits(other.price))
-         return false;
-      return true;
+      return this.price;
    }
 
    @Override
    public int hashCode() {
-      final int prime = 31;
-      int result = 1;
-      result = prime * result + (int) (id ^ (id >>> 32));
-      result = prime * result + ((name == null) ? 0 : name.hashCode());
-      long temp;
-      temp = Double.doubleToLongBits(price);
-      result = prime * result + (int) (temp ^ (temp >>> 32));
-      return result;
+      return Objects.hashCode(id, name, price);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      BillingToken that = BillingToken.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.name, that.name)
+               && Objects.equal(this.price, that.price);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("name", name).add("price", price);
+   }
+   
+   @Override
+   public String toString() {
+      return string().toString();
    }
 
    @Override
@@ -91,8 +146,4 @@ public class BillingToken implements Comparable<BillingToken> {
       return Longs.compare(id, o.getId());
    }
 
-   @Override
-   public String toString() {
-      return "BillingToken{" + "id=" + id + ", name='" + name + '\'' + ", price=" + price + '}';
-   }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Customer.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Customer.java
index 59699acd97..5e46e5a9f0 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Customer.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Customer.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,50 +18,109 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
+
 /**
+ * Class Customer
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class Customer {
 
-    private long id;
-    private String name;
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromCustomer(this);
+   }
 
-    public Customer(long id, String name) {
-        this.id = id;
-        this.name = name;
-    }
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
 
-    public long getId() {
-        return id;
-    }
+      protected long id;
+      protected String name;
+   
+      /** 
+       * @see Customer#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
 
-    public String getName() {
-        return name;
-    }
-    
-    /**
-     * A no-args constructor is required for deserialization
-     */
-    public Customer() {
-    }
+      /** 
+       * @see Customer#getName()
+       */
+      public T name(String name) {
+         this.name = name;
+         return self();
+      }
 
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+      public Customer build() {
+         return new Customer(id, name);
+      }
+      
+      public T fromCustomer(Customer in) {
+         return this
+                  .id(in.getId())
+                  .name(in.getName());
+      }
+   }
 
-        Customer customer = (Customer) o;
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
 
-        if (id != customer.id) return false;
-        if (name != null ? !name.equals(customer.name) : customer.name != null) return false;
+   private final long id;
+   private final String name;
 
-        return true;
-    }
+   @ConstructorProperties({
+      "id", "name"
+   })
+   protected Customer(long id, String name) {
+      this.id = id;
+      this.name = checkNotNull(name, "name");
+   }
+
+   public long getId() {
+      return this.id;
+   }
+
+   public String getName() {
+      return this.name;
+   }
+
+   @Override
+   public int hashCode() {
+      return Objects.hashCode(id, name);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      Customer that = Customer.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.name, that.name);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("name", name);
+   }
+   
+   @Override
+   public String toString() {
+      return string().toString();
+   }
 
-    @Override
-    public int hashCode() {
-        int result = (int) (id ^ (id >>> 32));
-        result = 31 * result + (name != null ? name.hashCode() : 0);
-        return result;
-    }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Ip.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Ip.java
index 80bbc75985..4e8185d3c7 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Ip.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Ip.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,129 +18,187 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import org.jclouds.javax.annotation.Nullable;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 import com.google.common.primitives.Longs;
-import com.google.gson.annotations.SerializedName;
 
 /**
+ * Class Ip
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class Ip implements Comparable<Ip> {
 
-   private long id;
-
-   private String ip;
-   private String subnet;
-   @SerializedName("public")
-   private boolean isPublic;
-   private IpState state;
-   private Option datacenter;
-
-   /**
-    * A no-args constructor is required for deserialization
-    */
-   public Ip() {
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromIp(this);
    }
 
-   /**
-    * Constructs a generic IP address without any additional options.
-    * 
-    * @param ip
-    *           ip address
-    */
-   public Ip(String ip) {
-      this.ip = ip;
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
+
+      protected long id;
+      protected String ip;
+      protected String subnet;
+      protected boolean isPublic;
+      protected IpState state;
+      protected Option datacenter;
+   
+      /** 
+       * @see Ip#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
+
+      /** 
+       * @see Ip#getIp()
+       */
+      public T ip(String ip) {
+         this.ip = ip;
+         return self();
+      }
+
+      /** 
+       * @see Ip#getSubnet()
+       */
+      public T subnet(String subnet) {
+         this.subnet = subnet;
+         return self();
+      }
+
+      /** 
+       * @see Ip#isPublic()
+       */
+      public T isPublic(boolean isPublic) {
+         this.isPublic = isPublic;
+         return self();
+      }
+
+      /** 
+       * @see Ip#getState()
+       */
+      public T state(IpState state) {
+         this.state = state;
+         return self();
+      }
+
+      /** 
+       * @see Ip#getDatacenter()
+       */
+      public T datacenter(Option datacenter) {
+         this.datacenter = datacenter;
+         return self();
+      }
+
+      public Ip build() {
+         return new Ip(id, ip, subnet, isPublic, state, datacenter);
+      }
+      
+      public T fromIp(Ip in) {
+         return this
+                  .id(in.getId())
+                  .ip(in.getIp())
+                  .subnet(in.getSubnet())
+                  .isPublic(in.isPublic())
+                  .state(in.getState())
+                  .datacenter(in.getDatacenter());
+      }
    }
 
-   public Ip(long id, String ip, String subnet, boolean isPublic, IpState state, Option datacenter) {
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
+
+   private final long id;
+   private final String ip;
+   private final String subnet;
+   private final boolean isPublic;
+   private final IpState state;
+   private final Option datacenter;
+
+   @ConstructorProperties({
+      "id", "ip", "subnet", "public", "state", "datacenter"
+   })
+   protected Ip(long id, String ip, @Nullable String subnet, boolean isPublic, @Nullable IpState state, @Nullable Option datacenter) {
       this.id = id;
-      this.ip = ip;
+      this.ip = checkNotNull(ip, "ip");
       this.subnet = subnet;
       this.isPublic = isPublic;
-      this.state = state;
+      this.state = state == null ? IpState.UNRECOGNIZED : state;
       this.datacenter = datacenter;
    }
 
    public long getId() {
-      return id;
-   }
-
-   public Option getDatacenter() {
-      return datacenter;
+      return this.id;
    }
 
    public String getIp() {
-      return ip;
+      return this.ip;
    }
 
+   @Nullable
    public String getSubnet() {
-      return subnet;
+      return this.subnet;
    }
 
    public boolean isPublic() {
-      return isPublic;
+      return this.isPublic;
    }
 
    public IpState getState() {
-      return state;
+      return this.state;
    }
 
-   @Override
-   public boolean equals(Object obj) {
-      if (this == obj)
-         return true;
-      if (obj == null)
-         return false;
-      if (getClass() != obj.getClass())
-         return false;
-      Ip other = (Ip) obj;
-      if (datacenter == null) {
-         if (other.datacenter != null)
-            return false;
-      } else if (!datacenter.equals(other.datacenter))
-         return false;
-      if (id != other.id)
-         return false;
-      if (ip == null) {
-         if (other.ip != null)
-            return false;
-      } else if (!ip.equals(other.ip))
-         return false;
-      if (isPublic != other.isPublic)
-         return false;
-      if (state == null) {
-         if (other.state != null)
-            return false;
-      } else if (!state.equals(other.state))
-         return false;
-      if (subnet == null) {
-         if (other.subnet != null)
-            return false;
-      } else if (!subnet.equals(other.subnet))
-         return false;
-      return true;
+   @Nullable
+   public Option getDatacenter() {
+      return this.datacenter;
    }
 
    @Override
    public int hashCode() {
-      final int prime = 31;
-      int result = 1;
-      result = prime * result + ((datacenter == null) ? 0 : datacenter.hashCode());
-      result = prime * result + (int) (id ^ (id >>> 32));
-      result = prime * result + ((ip == null) ? 0 : ip.hashCode());
-      result = prime * result + (isPublic ? 1231 : 1237);
-      result = prime * result + ((state == null) ? 0 : state.hashCode());
-      result = prime * result + ((subnet == null) ? 0 : subnet.hashCode());
-      return result;
+      return Objects.hashCode(id, ip, subnet, isPublic, state, datacenter);
    }
 
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      Ip that = Ip.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.ip, that.ip)
+               && Objects.equal(this.subnet, that.subnet)
+               && Objects.equal(this.isPublic, that.isPublic)
+               && Objects.equal(this.state, that.state)
+               && Objects.equal(this.datacenter, that.datacenter);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("ip", ip).add("subnet", subnet).add("isPublic", isPublic).add("state", state).add("datacenter", datacenter);
+   }
+   
    @Override
    public String toString() {
-      return "Ip [datacenter=" + datacenter + ", id=" + id + ", ip=" + ip + ", isPublic="
-               + isPublic + ", state=" + state + ", subnet=" + subnet + "]";
+      return string().toString();
    }
 
    @Override
    public int compareTo(Ip o) {
       return Longs.compare(id, o.getId());
    }
+
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/IpPortPair.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/IpPortPair.java
index d8febe8ac5..61e4bec668 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/IpPortPair.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/IpPortPair.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,64 +18,116 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 import com.google.common.primitives.Ints;
 import com.google.common.primitives.Longs;
 
 /**
+ * Class IpPortPair
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class IpPortPair implements Comparable<IpPortPair> {
 
-    private Ip ip;
-    private int port;
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromIpPortPair(this);
+   }
 
-    /**
-     * A no-args constructor is required for deserialization
-     */
-    public IpPortPair() {
-    }
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
 
-    public IpPortPair(Ip ip, int port) {
-        this.ip = ip;
-        this.port = port;
-    }
+      protected Ip ip;
+      protected int port;
+   
+      /** 
+       * @see IpPortPair#getIp()
+       */
+      public T ip(Ip ip) {
+         this.ip = ip;
+         return self();
+      }
 
-    public Ip getIp() {
-        return ip;
-    }
+      /** 
+       * @see IpPortPair#getPort()
+       */
+      public T port(int port) {
+         this.port = port;
+         return self();
+      }
 
-    public int getPort() {
-        return port;
-    }
+      public IpPortPair build() {
+         return new IpPortPair(ip, port);
+      }
+      
+      public T fromIpPortPair(IpPortPair in) {
+         return this
+                  .ip(in.getIp())
+                  .port(in.getPort());
+      }
+   }
 
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
 
-        IpPortPair that = (IpPortPair) o;
+   private final Ip ip;
+   private final int port;
 
-        if (port != that.port) return false;
-        if (ip != null ? !ip.equals(that.ip) : that.ip != null) return false;
+   @ConstructorProperties({
+      "ip", "port"
+   })
+   protected IpPortPair(Ip ip, int port) {
+      this.ip = checkNotNull(ip, "ip");
+      this.port = port;
+   }
 
-        return true;
-    }
+   public Ip getIp() {
+      return this.ip;
+   }
 
-    @Override
-    public int hashCode() {
-        int result = ip != null ? ip.hashCode() : 0;
-        result = 31 * result + port;
-        return result;
-    }
-
-    @Override
-    public int compareTo(IpPortPair o) {
-        if(ip != null && o.getIp() != null) return Longs.compare(ip.getId(), o.getIp().getId());
-        return Ints.compare(port, o.getPort());
-    }
+   public int getPort() {
+      return this.port;
+   }
 
+   @Override
+   public int hashCode() {
+      return Objects.hashCode(ip, port);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      IpPortPair that = IpPortPair.class.cast(obj);
+      return Objects.equal(this.ip, that.ip)
+               && Objects.equal(this.port, that.port);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("ip", ip).add("port", port);
+   }
+   
    @Override
    public String toString() {
-      return "IpPortPair [ip=" + ip + ", port=" + port + "]";
+      return string().toString();
+   }
+
+   @Override
+   public int compareTo(IpPortPair o) {
+      if(ip != null && o.getIp() != null) return Longs.compare(ip.getId(), o.getIp().getId());
+      return Ints.compare(port, o.getPort());
    }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Job.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Job.java
index 59cbf3e85e..fb8071c2c3 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Job.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Job.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,160 +18,269 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
 import java.util.Date;
 import java.util.Map;
 import java.util.Set;
-import java.util.SortedSet;
 
+import org.jclouds.javax.annotation.Nullable;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
 import com.google.common.primitives.Longs;
-import com.google.gson.annotations.SerializedName;
 
 /**
  * Represents any job in GoGrid system
  * (jobs include server creation, stopping, etc)
  *
- * @see <a href="http://wiki.gogrid.com/wiki/index.php/API:Job_(Object)" />
  * @author Oleksiy Yarmula
+ * @see <a href="http://wiki.gogrid.com/wiki/index.php/API:Job_(Object)" />
  */
 public class Job implements Comparable<Job> {
 
-    private long id;
-    private Option command;
-    @SerializedName("objecttype")
-    private ObjectType objectType;
-    @SerializedName("createdon")
-    private Date createdOn;
-    @SerializedName("lastupdatedon")
-    private Date lastUpdatedOn;
-    @SerializedName("currentstate")
-    private JobState currentState;
-    private int attempts;
-    private String owner;
-    private Set<JobProperties> history;
-    @SerializedName("detail") /*NOTE: as of Feb 28, 10,
-                                      there is a contradiction b/w the name in
-                                      documentation (details) and actual param
-                                      name (detail)*/
-    private Map<String, String> details;
+   public static Builder<?> builder() {
+      return new ConcreteBuilder();
+   }
 
-    /**
-     * A no-args constructor is required for deserialization
-     */
-    public Job() {
-    }
+   public Builder<?> toBuilder() {
+      return new ConcreteBuilder().fromJob(this);
+   }
 
-    public Job(long id, Option command, ObjectType objectType,
-               Date createdOn, Date lastUpdatedOn, JobState currentState,
-               int attempts, String owner, SortedSet<JobProperties> history,
-               Map<String, String> details) {
-        this.id = id;
-        this.command = command;
-        this.objectType = objectType;
-        this.createdOn = createdOn;
-        this.lastUpdatedOn = lastUpdatedOn;
-        this.currentState = currentState;
-        this.attempts = attempts;
-        this.owner = owner;
-        this.history = history;
-        this.details = details;
-    }
+   public static abstract class Builder<T extends Builder<T>> {
+      protected abstract T self();
 
-    public long getId() {
-        return id;
-    }
+      protected long id;
+      protected Option command;
+      protected ObjectType objectType;
+      protected Date createdOn;
+      protected Date lastUpdatedOn;
+      protected JobState currentState;
+      protected int attempts;
+      protected String owner;
+      protected Set<JobProperties> history = ImmutableSet.of();
+      protected Map<String, String> details = ImmutableMap.of();
 
-    public Option getCommand() {
-        return command;
-    }
+      /**
+       * @see Job#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
 
-    public ObjectType getObjectType() {
-        return objectType;
-    }
+      /**
+       * @see Job#getCommand()
+       */
+      public T command(Option command) {
+         this.command = command;
+         return self();
+      }
 
-    public Date getCreatedOn() {
-        return createdOn;
-    }
+      /**
+       * @see Job#getObjectType()
+       */
+      public T objectType(ObjectType objectType) {
+         this.objectType = objectType;
+         return self();
+      }
 
-    public Date getLastUpdatedOn() {
-        return lastUpdatedOn;
-    }
+      /**
+       * @see Job#getCreatedOn()
+       */
+      public T createdOn(Date createdOn) {
+         this.createdOn = createdOn;
+         return self();
+      }
 
-    public JobState getCurrentState() {
-        return currentState;
-    }
+      /**
+       * @see Job#getLastUpdatedOn()
+       */
+      public T lastUpdatedOn(Date lastUpdatedOn) {
+         this.lastUpdatedOn = lastUpdatedOn;
+         return self();
+      }
 
-    public int getAttempts() {
-        return attempts;
-    }
+      /**
+       * @see Job#getCurrentState()
+       */
+      public T currentState(JobState currentState) {
+         this.currentState = currentState;
+         return self();
+      }
 
-    public String getOwner() {
-        return owner;
-    }
+      /**
+       * @see Job#getAttempts()
+       */
+      public T attempts(int attempts) {
+         this.attempts = attempts;
+         return self();
+      }
 
-    public Set<JobProperties> getHistory() {
-        return history;
-    }
+      /**
+       * @see Job#getOwner()
+       */
+      public T owner(String owner) {
+         this.owner = owner;
+         return self();
+      }
 
-    public Map<String, String> getDetails() {
-        return details;
-    }
+      /**
+       * @see Job#getHistory()
+       */
+      public T history(Set<JobProperties> history) {
+         this.history = ImmutableSet.copyOf(checkNotNull(history, "history"));
+         return self();
+      }
 
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+      public T history(JobProperties... in) {
+         return history(ImmutableSet.copyOf(in));
+      }
 
-        Job job = (Job) o;
+      /**
+       * @see Job#getDetails()
+       */
+      public T details(Map<String, String> details) {
+         this.details = ImmutableMap.copyOf(checkNotNull(details, "details"));
+         return self();
+      }
 
-        if (attempts != job.attempts) return false;
-        if (id != job.id) return false;
-        if (command != null ? !command.equals(job.command) : job.command != null) return false;
-        if (createdOn != null ? !createdOn.equals(job.createdOn) : job.createdOn != null) return false;
-        if (currentState != null ? !currentState.equals(job.currentState) : job.currentState != null) return false;
-        if (details != null ? !details.equals(job.details) : job.details != null) return false;
-        if (history != null ? !history.equals(job.history) : job.history != null) return false;
-        if (lastUpdatedOn != null ? !lastUpdatedOn.equals(job.lastUpdatedOn) : job.lastUpdatedOn != null) return false;
-        if (objectType != null ? !objectType.equals(job.objectType) : job.objectType != null) return false;
-        if (owner != null ? !owner.equals(job.owner) : job.owner != null) return false;
+      public Job build() {
+         return new Job(id, command, objectType, createdOn, lastUpdatedOn, currentState, attempts, owner, history, details);
+      }
 
-        return true;
-    }
+      public T fromJob(Job in) {
+         return this
+               .id(in.getId())
+               .command(in.getCommand())
+               .objectType(in.getObjectType())
+               .createdOn(in.getCreatedOn())
+               .lastUpdatedOn(in.getLastUpdatedOn())
+               .currentState(in.getCurrentState())
+               .attempts(in.getAttempts())
+               .owner(in.getOwner())
+               .history(in.getHistory())
+               .details(in.getDetails());
+      }
+   }
 
-    @Override
-    public int hashCode() {
-        int result = (int) (id ^ (id >>> 32));
-        result = 31 * result + (command != null ? command.hashCode() : 0);
-        result = 31 * result + (objectType != null ? objectType.hashCode() : 0);
-        result = 31 * result + (createdOn != null ? createdOn.hashCode() : 0);
-        result = 31 * result + (lastUpdatedOn != null ? lastUpdatedOn.hashCode() : 0);
-        result = 31 * result + (currentState != null ? currentState.hashCode() : 0);
-        result = 31 * result + attempts;
-        result = 31 * result + (owner != null ? owner.hashCode() : 0);
-        result = 31 * result + (history != null ? history.hashCode() : 0);
-        result = 31 * result + (details != null ? details.hashCode() : 0);
-        return result;
-    }
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
 
-    @Override
-    public int compareTo(Job o) {
-        if(createdOn != null && o.getCreatedOn() != null)
-            return Longs.compare(createdOn.getTime(), o.getCreatedOn().getTime());
-        return Longs.compare(id, o.getId());
-    }
+   private final long id;
+   private final Option command;
+   private final ObjectType objectType;
+   private final Date createdOn;
+   private final Date lastUpdatedOn;
+   private final JobState currentState;
+   private final int attempts;
+   private final String owner;
+   private final Set<JobProperties> history;
+   private final Map<String, String> details;
+
+   /* NOTE: as of Feb 28, 10, there is a contradiction b/w the name in  documentation (details) and actual param name (detail)*/
+   @ConstructorProperties({
+         "id", "command", "objecttype", "createdon", "lastupdatedon", "currentstate", "attempts", "owner", "history", "detail"
+   })
+   protected Job(long id, Option command, ObjectType objectType, Date createdOn, @Nullable Date lastUpdatedOn,
+                 JobState currentState, int attempts, String owner, Set<JobProperties> history, Map<String, String> details) {
+      this.id = id;
+      this.command = checkNotNull(command, "command");
+      this.objectType = checkNotNull(objectType, "objectType");
+      this.createdOn = checkNotNull(createdOn, "createdOn");
+      this.lastUpdatedOn = lastUpdatedOn;
+      this.currentState = checkNotNull(currentState, "currentState");
+      this.attempts = attempts;
+      this.owner = checkNotNull(owner, "owner");
+      this.history = ImmutableSet.copyOf(checkNotNull(history, "history"));
+      this.details = ImmutableMap.copyOf(checkNotNull(details, "details"));
+   }
+
+   public long getId() {
+      return this.id;
+   }
+
+   public Option getCommand() {
+      return this.command;
+   }
+
+   public ObjectType getObjectType() {
+      return this.objectType;
+   }
+
+   public Date getCreatedOn() {
+      return this.createdOn;
+   }
+
+   @Nullable
+   public Date getLastUpdatedOn() {
+      return this.lastUpdatedOn;
+   }
+
+   public JobState getCurrentState() {
+      return this.currentState;
+   }
+
+   public int getAttempts() {
+      return this.attempts;
+   }
+
+   public String getOwner() {
+      return this.owner;
+   }
+
+   public Set<JobProperties> getHistory() {
+      return this.history;
+   }
+
+   public Map<String, String> getDetails() {
+      return this.details;
+   }
+
+   @Override
+   public int hashCode() {
+      return Objects.hashCode(id, command, objectType, createdOn, lastUpdatedOn, currentState, attempts, owner, history, details);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      Job that = Job.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+            && Objects.equal(this.command, that.command)
+            && Objects.equal(this.objectType, that.objectType)
+            && Objects.equal(this.createdOn, that.createdOn)
+            && Objects.equal(this.lastUpdatedOn, that.lastUpdatedOn)
+            && Objects.equal(this.currentState, that.currentState)
+            && Objects.equal(this.attempts, that.attempts)
+            && Objects.equal(this.owner, that.owner)
+            && Objects.equal(this.history, that.history)
+            && Objects.equal(this.details, that.details);
+   }
+
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("command", command).add("objectType", objectType).add("createdOn", createdOn).add("lastUpdatedOn", lastUpdatedOn).add("currentState", currentState).add("attempts", attempts).add("owner", owner).add("history", history).add("details", details);
+   }
+
+   @Override
+   public String toString() {
+      return string().toString();
+   }
+
+   @Override
+   public int compareTo(Job o) {
+      if(createdOn != null && o.getCreatedOn() != null)
+         return Longs.compare(createdOn.getTime(), o.getCreatedOn().getTime());
+      return Longs.compare(id, o.getId());
+   }
 
-    @Override
-    public String toString() {
-        return "Job{" +
-                "id=" + id +
-                ", command=" + command +
-                ", objectType=" + objectType +
-                ", createdOn=" + createdOn +
-                ", lastUpdatedOn=" + lastUpdatedOn +
-                ", currentState=" + currentState +
-                ", attempts=" + attempts +
-                ", owner='" + owner + '\'' +
-                ", history=" + history +
-                ", details=" + details +
-                '}';
-    }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/JobProperties.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/JobProperties.java
index f0fa3fcace..58054c9095 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/JobProperties.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/JobProperties.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,92 +18,153 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
 import java.util.Date;
 
+import org.jclouds.javax.annotation.Nullable;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 import com.google.common.primitives.Longs;
-import com.google.gson.annotations.SerializedName;
 
 /**
  * State of a job.
- *
+ * 
  * @see <a href="http://wiki.gogrid.com/wiki/index.php/API:Job_State_(Object)"/>
- *
  * @author Oleksiy Yarmula
- */
+*/
 public class JobProperties implements Comparable<JobProperties> {
 
-    private long id;
-    @SerializedName("updatedon")
-    private Date updatedOn;
-    private JobState state;
-    private String note;
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromJobProperties(this);
+   }
 
-    /**
-     * A no-args constructor is required for deserialization
-     */
-    public JobProperties() {
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
 
-    }
+      protected long id;
+      protected Date updatedOn;
+      protected JobState state;
+      protected String note;
+   
+      /** 
+       * @see JobProperties#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
 
-    public JobProperties(long id, Date updatedOn, JobState state, String note) {
-        this.id = id;
-        this.updatedOn = updatedOn;
-        this.state = state;
-        this.note = note;
-    }
+      /** 
+       * @see JobProperties#getUpdatedOn()
+       */
+      public T updatedOn(Date updatedOn) {
+         this.updatedOn = updatedOn;
+         return self();
+      }
 
-    public long getId() {
-        return id;
-    }
+      /** 
+       * @see JobProperties#getState()
+       */
+      public T state(JobState state) {
+         this.state = state;
+         return self();
+      }
 
-    public Date getUpdatedOn() {
-        return updatedOn;
-    }
+      /** 
+       * @see JobProperties#getNote()
+       */
+      public T note(String note) {
+         this.note = note;
+         return self();
+      }
 
-    public JobState getState() {
-        return state;
-    }
+      public JobProperties build() {
+         return new JobProperties(id, updatedOn, state, note);
+      }
+      
+      public T fromJobProperties(JobProperties in) {
+         return this
+                  .id(in.getId())
+                  .updatedOn(in.getUpdatedOn())
+                  .state(in.getState())
+                  .note(in.getNote());
+      }
+   }
 
-    public String getNote() {
-        return note;
-    }
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
 
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+   private final long id;
+   private final Date updatedOn;
+   private final JobState state;
+   private final String note;
 
-        JobProperties jobState = (JobProperties) o;
+   @ConstructorProperties({
+      "id", "updatedon", "state", "note"
+   })
+   protected JobProperties(long id, Date updatedOn, JobState state, @Nullable String note) {
+      this.id = id;
+      this.updatedOn = checkNotNull(updatedOn, "updatedOn");
+      this.state = checkNotNull(state, "state");
+      this.note = note;
+   }
 
-        if (id != jobState.id) return false;
-        if (note != null ? !note.equals(jobState.note) : jobState.note != null) return false;
-        if (state != null ? !state.equals(jobState.state) : jobState.state != null) return false;
-        if (updatedOn != null ? !updatedOn.equals(jobState.updatedOn) : jobState.updatedOn != null) return false;
+   public long getId() {
+      return this.id;
+   }
 
-        return true;
-    }
+   public Date getUpdatedOn() {
+      return this.updatedOn;
+   }
 
-    @Override
-    public int hashCode() {
-        int result = (int) (id ^ (id >>> 32));
-        result = 31 * result + (updatedOn != null ? updatedOn.hashCode() : 0);
-        result = 31 * result + (state != null ? state.hashCode() : 0);
-        result = 31 * result + (note != null ? note.hashCode() : 0);
-        return result;
-    }
+   public JobState getState() {
+      return this.state;
+   }
 
-    @Override
-    public String toString() {
-        return "JobState{" +
-                "id=" + id +
-                ", updatedOn=" + updatedOn +
-                ", state=" + state +
-                ", note='" + note + '\'' +
-                '}';
-    }
+   @Nullable
+   public String getNote() {
+      return this.note;
+   }
 
-    @Override
-    public int compareTo(JobProperties o) {
-        return Longs.compare(id, o.getId());
-    }
+   @Override
+   public int hashCode() {
+      return Objects.hashCode(id, updatedOn, state, note);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      JobProperties that = JobProperties.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.updatedOn, that.updatedOn)
+               && Objects.equal(this.state, that.state)
+               && Objects.equal(this.note, that.note);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("updatedOn", updatedOn).add("state", state).add("note", note);
+   }
+   
+   @Override
+   public String toString() {
+      return string().toString();
+   }
+
+   @Override
+   public int compareTo(JobProperties o) {
+      return Longs.compare(id, o.getId());
+   }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/LoadBalancer.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/LoadBalancer.java
index 4f15779839..3b6aed29f7 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/LoadBalancer.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/LoadBalancer.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,177 +18,259 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
 import java.util.Set;
 
+import org.jclouds.javax.annotation.Nullable;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
+import com.google.common.collect.ImmutableSet;
 import com.google.common.primitives.Longs;
-import com.google.gson.annotations.SerializedName;
 
 /**
+ * Class LoadBalancer
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class LoadBalancer implements Comparable<LoadBalancer> {
 
-   private long id;
-   private String name;
-   private String description;
-   @SerializedName("virtualip")
-   private IpPortPair virtualIp;
-   @SerializedName("realiplist")
-   private Set<IpPortPair> realIpList;
-   private LoadBalancerType type;
-   private LoadBalancerPersistenceType persistence;
-   private LoadBalancerOs os;
-   private LoadBalancerState state;
-   private Option datacenter;
-
-   /**
-    * A no-args constructor is required for deserialization
-    */
-   public LoadBalancer() {
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromLoadBalancer(this);
    }
 
-   public LoadBalancer(long id, String name, String description, IpPortPair virtualIp,
-            Set<IpPortPair> realIpList, LoadBalancerType type,
-            LoadBalancerPersistenceType persistence, LoadBalancerOs os, LoadBalancerState state,
-            Option datacenter) {
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
+
+      protected long id;
+      protected String name;
+      protected String description;
+      protected IpPortPair virtualIp;
+      protected Set<IpPortPair> realIpList = ImmutableSet.of();
+      protected LoadBalancerType type;
+      protected LoadBalancerPersistenceType persistence;
+      protected LoadBalancerOs os;
+      protected LoadBalancerState state;
+      protected Option datacenter;
+   
+      /** 
+       * @see LoadBalancer#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getName()
+       */
+      public T name(String name) {
+         this.name = name;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getDescription()
+       */
+      public T description(String description) {
+         this.description = description;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getVirtualIp()
+       */
+      public T virtualIp(IpPortPair virtualIp) {
+         this.virtualIp = virtualIp;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getRealIpList()
+       */
+      public T realIpList(Set<IpPortPair> realIpList) {
+         this.realIpList = ImmutableSet.copyOf(checkNotNull(realIpList, "realIpList"));      
+         return self();
+      }
+
+      public T realIpList(IpPortPair... in) {
+         return realIpList(ImmutableSet.copyOf(in));
+      }
+
+      /** 
+       * @see LoadBalancer#getType()
+       */
+      public T type(LoadBalancerType type) {
+         this.type = type;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getPersistence()
+       */
+      public T persistence(LoadBalancerPersistenceType persistence) {
+         this.persistence = persistence;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getOs()
+       */
+      public T os(LoadBalancerOs os) {
+         this.os = os;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getState()
+       */
+      public T state(LoadBalancerState state) {
+         this.state = state;
+         return self();
+      }
+
+      /** 
+       * @see LoadBalancer#getDatacenter()
+       */
+      public T datacenter(Option datacenter) {
+         this.datacenter = datacenter;
+         return self();
+      }
+
+      public LoadBalancer build() {
+         return new LoadBalancer(id, name, description, virtualIp, realIpList, type, persistence, os, state, datacenter);
+      }
+      
+      public T fromLoadBalancer(LoadBalancer in) {
+         return this
+                  .id(in.getId())
+                  .name(in.getName())
+                  .description(in.getDescription())
+                  .virtualIp(in.getVirtualIp())
+                  .realIpList(in.getRealIpList())
+                  .type(in.getType())
+                  .persistence(in.getPersistence())
+                  .os(in.getOs())
+                  .state(in.getState())
+                  .datacenter(in.getDatacenter());
+      }
+   }
+
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
+
+   private final long id;
+   private final String name;
+   private final String description;
+   private final IpPortPair virtualIp;
+   private final Set<IpPortPair> realIpList;
+   private final LoadBalancerType type;
+   private final LoadBalancerPersistenceType persistence;
+   private final LoadBalancerOs os;
+   private final LoadBalancerState state;
+   private final Option datacenter;
+
+   @ConstructorProperties({
+      "id", "name", "description", "virtualip", "realiplist", "type", "persistence", "os", "state", "datacenter"
+   })
+   protected LoadBalancer(long id, String name, @Nullable String description, IpPortPair virtualIp, Set<IpPortPair> realIpList, LoadBalancerType type, LoadBalancerPersistenceType persistence, LoadBalancerOs os, LoadBalancerState state, Option datacenter) {
       this.id = id;
-      this.name = name;
+      this.name = checkNotNull(name, "name");
       this.description = description;
-      this.virtualIp = virtualIp;
-      this.realIpList = realIpList;
-      this.type = type;
-      this.persistence = persistence;
-      this.os = os;
-      this.state = state;
-      this.datacenter = datacenter;
+      this.virtualIp = checkNotNull(virtualIp, "virtualIp");
+      this.realIpList = ImmutableSet.copyOf(checkNotNull(realIpList, "realIpList"));      
+      this.type = checkNotNull(type, "type");
+      this.persistence = checkNotNull(persistence, "persistence");
+      this.os = checkNotNull(os, "os");
+      this.state = checkNotNull(state, "state");
+      this.datacenter = checkNotNull(datacenter, "datacenter");
    }
 
    public long getId() {
-      return id;
-   }
-
-   public Option getDatacenter() {
-      return datacenter;
+      return this.id;
    }
 
    public String getName() {
-      return name;
+      return this.name;
    }
 
+   @Nullable
    public String getDescription() {
-      return description;
+      return this.description;
    }
 
    public IpPortPair getVirtualIp() {
-      return virtualIp;
+      return this.virtualIp;
    }
 
    public Set<IpPortPair> getRealIpList() {
-      return realIpList;
+      return this.realIpList;
    }
 
    public LoadBalancerType getType() {
-      return type;
+      return this.type;
    }
 
    public LoadBalancerPersistenceType getPersistence() {
-      return persistence;
+      return this.persistence;
    }
 
    public LoadBalancerOs getOs() {
-      return os;
+      return this.os;
    }
 
    public LoadBalancerState getState() {
-      return state;
+      return this.state;
    }
 
-   @Override
-   public boolean equals(Object obj) {
-      if (this == obj)
-         return true;
-      if (obj == null)
-         return false;
-      if (getClass() != obj.getClass())
-         return false;
-      LoadBalancer other = (LoadBalancer) obj;
-      if (datacenter == null) {
-         if (other.datacenter != null)
-            return false;
-      } else if (!datacenter.equals(other.datacenter))
-         return false;
-      if (description == null) {
-         if (other.description != null)
-            return false;
-      } else if (!description.equals(other.description))
-         return false;
-      if (id != other.id)
-         return false;
-      if (name == null) {
-         if (other.name != null)
-            return false;
-      } else if (!name.equals(other.name))
-         return false;
-      if (os == null) {
-         if (other.os != null)
-            return false;
-      } else if (!os.equals(other.os))
-         return false;
-      if (persistence == null) {
-         if (other.persistence != null)
-            return false;
-      } else if (!persistence.equals(other.persistence))
-         return false;
-      if (realIpList == null) {
-         if (other.realIpList != null)
-            return false;
-      } else if (!realIpList.equals(other.realIpList))
-         return false;
-      if (state == null) {
-         if (other.state != null)
-            return false;
-      } else if (!state.equals(other.state))
-         return false;
-      if (type == null) {
-         if (other.type != null)
-            return false;
-      } else if (!type.equals(other.type))
-         return false;
-      if (virtualIp == null) {
-         if (other.virtualIp != null)
-            return false;
-      } else if (!virtualIp.equals(other.virtualIp))
-         return false;
-      return true;
+   public Option getDatacenter() {
+      return this.datacenter;
    }
 
    @Override
    public int hashCode() {
-      final int prime = 31;
-      int result = 1;
-      result = prime * result + ((datacenter == null) ? 0 : datacenter.hashCode());
-      result = prime * result + ((description == null) ? 0 : description.hashCode());
-      result = prime * result + (int) (id ^ (id >>> 32));
-      result = prime * result + ((name == null) ? 0 : name.hashCode());
-      result = prime * result + ((os == null) ? 0 : os.hashCode());
-      result = prime * result + ((persistence == null) ? 0 : persistence.hashCode());
-      result = prime * result + ((realIpList == null) ? 0 : realIpList.hashCode());
-      result = prime * result + ((state == null) ? 0 : state.hashCode());
-      result = prime * result + ((type == null) ? 0 : type.hashCode());
-      result = prime * result + ((virtualIp == null) ? 0 : virtualIp.hashCode());
-      return result;
+      return Objects.hashCode(id, name, description, virtualIp, realIpList, type, persistence, os, state, datacenter);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      LoadBalancer that = LoadBalancer.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.name, that.name)
+               && Objects.equal(this.description, that.description)
+               && Objects.equal(this.virtualIp, that.virtualIp)
+               && Objects.equal(this.realIpList, that.realIpList)
+               && Objects.equal(this.type, that.type)
+               && Objects.equal(this.persistence, that.persistence)
+               && Objects.equal(this.os, that.os)
+               && Objects.equal(this.state, that.state)
+               && Objects.equal(this.datacenter, that.datacenter);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("name", name).add("description", description).add("virtualIp", virtualIp).add("realIpList", realIpList).add("type", type).add("persistence", persistence).add("os", os).add("state", state).add("datacenter", datacenter);
+   }
+   
+   @Override
+   public String toString() {
+      return string().toString();
    }
 
    @Override
    public int compareTo(LoadBalancer o) {
       return Longs.compare(id, o.getId());
    }
-
-   @Override
-   public String toString() {
-      return "LoadBalancer [datacenter=" + datacenter + ", description=" + description + ", id="
-               + id + ", name=" + name + ", os=" + os + ", persistence=" + persistence
-               + ", realIpList=" + realIpList + ", state=" + state + ", type=" + type
-               + ", virtualIp=" + virtualIp + "]";
-   }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Option.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Option.java
index 3f8fe9db77..68bde78de4 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Option.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Option.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,79 +18,138 @@
  */
 package org.jclouds.gogrid.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import org.jclouds.javax.annotation.Nullable;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 import com.google.common.primitives.Longs;
 
 /**
+ * Class Option
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class Option implements Comparable<Option> {
 
-    private Long id;
-    private String name;
-    private String description;
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromOption(this);
+   }
+   
+   public static Option createWithIdNameAndDescription(Long id, String name, String description) {
+      return new Option(id, name, description);
+   }
 
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
 
-    /**
-     * A no-args constructor is required for deserialization
-     */
-    public Option() {
-    }
+      protected Long id;
+      protected String name;
+      protected String description;
+   
+      /** 
+       * @see Option#getId()
+       */
+      public T id(Long id) {
+         this.id = id;
+         return self();
+      }
 
-    public Option(Long id) {
-        this(id, null, null);
-    }
+      /** 
+       * @see Option#getName()
+       */
+      public T name(String name) {
+         this.name = name;
+         return self();
+      }
 
-    public Option(String name) {
-        this(null, name, null);
-    }
+      /** 
+       * @see Option#getDescription()
+       */
+      public T description(String description) {
+         this.description = description;
+         return self();
+      }
 
-    public Option(Long id, String name, String description) {
-        this.id = id;
-        this.name = name;
-        this.description = description;
-    }
+      public Option build() {
+         return new Option(id, name, description);
+      }
+      
+      public T fromOption(Option in) {
+         return this
+                  .id(in.getId())
+                  .name(in.getName())
+                  .description(in.getDescription());
+      }
+   }
 
-    public long getId() {
-        return id;
-    }
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
 
-    public String getName() {
-        return name;
-    }
+   private final Long id;
+   private final String name;
+   private final String description;
 
-    public String getDescription() {
-        return description;
-    }
+   @ConstructorProperties({
+      "id", "name", "description"
+   })
+   protected Option(Long id, String name, @Nullable String description) {
+      this.id = checkNotNull(id, "id");
+      this.name = checkNotNull(name, "name");
+      this.description = description;
+   }
 
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+   public Long getId() {
+      return this.id;
+   }
 
-        Option option = (Option) o;
+   public String getName() {
+      return this.name;
+   }
 
-        if (description != null ? !description.equals(option.description) : option.description != null) return false;
-        if (id != null ? !id.equals(option.id) : option.id != null) return false;
-        if (name != null ? !name.equals(option.name) : option.name != null) return false;
-
-        return true;
-    }
-
-    @Override
-    public int hashCode() {
-        int result = id != null ? id.hashCode() : 0;
-        result = 31 * result + (name != null ? name.hashCode() : 0);
-        result = 31 * result + (description != null ? description.hashCode() : 0);
-        return result;
-    }
-
-    @Override
-    public int compareTo(Option o) {
-        return Longs.compare(id, o.id);
-    }
+   @Nullable
+   public String getDescription() {
+      return this.description;
+   }
 
+   @Override
+   public int hashCode() {
+      return Objects.hashCode(id, name, description);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      Option that = Option.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.name, that.name)
+               && Objects.equal(this.description, that.description);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("name", name).add("description", description);
+   }
+   
    @Override
    public String toString() {
-      return "[id=" + id + ", name=" + name + ", description=" + description + "]";
+      return string().toString();
+   }
+
+   @Override
+   public int compareTo(Option o) {
+      return Longs.compare(id, o.id);
    }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Server.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Server.java
index d9b872754e..c83991ae85 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Server.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/Server.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,127 +18,272 @@
  */
 package org.jclouds.gogrid.domain;
 
-import static com.google.common.base.Objects.equal;
-import static com.google.common.base.Objects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import org.jclouds.javax.annotation.Nullable;
 
 import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 import com.google.common.primitives.Longs;
 
 /**
+ * Class Server
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class Server implements Comparable<Server> {
-   private long id;
-   private boolean isSandbox;
-   private String name;
-   private String description;
-   private ServerState state;
-   private Option datacenter;
 
-   private Option type;
-   private Option ram;
-   private Option os;
-   private Ip ip;
-
-   private ServerImage image;
-
-   /**
-    * A no-args constructor is required for deserialization
-    */
-   Server() {
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromServer(this);
    }
 
-   public Server(long id, Option datacenter, boolean sandbox, String name, String description, ServerState state,
-            Option type, Option ram, Option os, Ip ip, ServerImage image) {
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
+
+      protected long id;
+      protected boolean isSandbox;
+      protected String name;
+      protected String description;
+      protected ServerState state;
+      protected Option datacenter;
+      protected Option type;
+      protected Option ram;
+      protected Option os;
+      protected Ip ip;
+      protected ServerImage image;
+   
+      /** 
+       * @see Server#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
+
+      /** 
+       * @see Server#isSandbox()
+       */
+      public T isSandbox(boolean isSandbox) {
+         this.isSandbox = isSandbox;
+         return self();
+      }
+
+      /** 
+       * @see Server#getName()
+       */
+      public T name(String name) {
+         this.name = name;
+         return self();
+      }
+
+      /** 
+       * @see Server#getDescription()
+       */
+      public T description(String description) {
+         this.description = description;
+         return self();
+      }
+
+      /** 
+       * @see Server#getState()
+       */
+      public T state(ServerState state) {
+         this.state = state;
+         return self();
+      }
+
+      /** 
+       * @see Server#getDatacenter()
+       */
+      public T datacenter(Option datacenter) {
+         this.datacenter = datacenter;
+         return self();
+      }
+
+      /** 
+       * @see Server#getType()
+       */
+      public T type(Option type) {
+         this.type = type;
+         return self();
+      }
+
+      /** 
+       * @see Server#getRam()
+       */
+      public T ram(Option ram) {
+         this.ram = ram;
+         return self();
+      }
+
+      /** 
+       * @see Server#getOs()
+       */
+      public T os(Option os) {
+         this.os = os;
+         return self();
+      }
+
+      /** 
+       * @see Server#getIp()
+       */
+      public T ip(Ip ip) {
+         this.ip = ip;
+         return self();
+      }
+
+      /** 
+       * @see Server#getImage()
+       */
+      public T image(ServerImage image) {
+         this.image = image;
+         return self();
+      }
+
+      public Server build() {
+         return new Server(id, isSandbox, name, description, state, datacenter, type, ram, os, ip, image);
+      }
+      
+      public T fromServer(Server in) {
+         return this
+                  .id(in.getId())
+                  .isSandbox(in.isSandbox())
+                  .name(in.getName())
+                  .description(in.getDescription())
+                  .state(in.getState())
+                  .datacenter(in.getDatacenter())
+                  .type(in.getType())
+                  .ram(in.getRam())
+                  .os(in.getOs())
+                  .ip(in.getIp())
+                  .image(in.getImage());
+      }
+   }
+
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
+
+   private final long id;
+   private final boolean isSandbox;
+   private final String name;
+   private final String description;
+   private final ServerState state;
+   private final Option datacenter;
+   private final Option type;
+   private final Option ram;
+   private final Option os;
+   private final Ip ip;
+   private final ServerImage image;
+
+   @ConstructorProperties({
+      "id", "isSandbox", "name", "description", "state", "datacenter", "type", "ram", "os", "ip", "image"
+   })
+   protected Server(long id, boolean isSandbox, String name, @Nullable String description, ServerState state,
+                    @Nullable Option datacenter, Option type, Option ram, Option os, Ip ip, ServerImage image) {
       this.id = id;
-      this.isSandbox = sandbox;
-      this.name = name;
+      this.isSandbox = isSandbox;
+      this.name = checkNotNull(name, "name");
       this.description = description;
-      this.state = state;
-      this.type = type;
-      this.ram = ram;
-      this.os = os;
-      this.ip = ip;
-      this.image = image;
+      this.state = checkNotNull(state, "state");
       this.datacenter = datacenter;
+      this.type = checkNotNull(type, "type");
+      this.ram = checkNotNull(ram, "ram");
+      this.os = checkNotNull(os, "os");
+      this.ip = checkNotNull(ip, "ip");
+      this.image = checkNotNull(image, "image");
    }
 
    public long getId() {
-      return id;
+      return this.id;
    }
 
    public boolean isSandbox() {
-      return isSandbox;
-   }
-
-   public Option getDatacenter() {
-      return datacenter;
+      return this.isSandbox;
    }
 
    public String getName() {
-      return name;
+      return this.name;
    }
 
+   @Nullable
    public String getDescription() {
-      return description;
+      return this.description;
    }
 
    public ServerState getState() {
-      return state;
+      return this.state;
+   }
+   
+   @Nullable
+   public Option getDatacenter() {
+      return this.datacenter;
    }
 
    public Option getType() {
-      return type;
+      return this.type;
    }
 
    public Option getRam() {
-      return ram;
+      return this.ram;
    }
 
    public Option getOs() {
-      return os;
+      return this.os;
    }
 
    public Ip getIp() {
-      return ip;
+      return this.ip;
    }
 
    public ServerImage getImage() {
-      return image;
-   }
-
-   @Override
-   public boolean equals(Object object) {
-      if (this == object) {
-         return true;
-      }
-      if (object instanceof Server) {
-         final Server other = Server.class.cast(object);
-         return equal(id, other.id) && equal(name, other.name);
-      } else {
-         return false;
-      }
+      return this.image;
    }
 
    @Override
    public int hashCode() {
-      return Objects.hashCode(id, name);
+      return Objects.hashCode(id, isSandbox, name, description, state, datacenter, type, ram, os, ip, image);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      Server that = Server.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.isSandbox, that.isSandbox)
+               && Objects.equal(this.name, that.name)
+               && Objects.equal(this.description, that.description)
+               && Objects.equal(this.state, that.state)
+               && Objects.equal(this.datacenter, that.datacenter)
+               && Objects.equal(this.type, that.type)
+               && Objects.equal(this.ram, that.ram)
+               && Objects.equal(this.os, that.os)
+               && Objects.equal(this.ip, that.ip)
+               && Objects.equal(this.image, that.image);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("isSandbox", isSandbox).add("name", name).add("description", description).add("state", state).add("datacenter", datacenter).add("type", type).add("ram", ram).add("os", os).add("ip", ip).add("image", image);
+   }
+   
+   @Override
+   public String toString() {
+      return string().toString();
    }
 
    @Override
    public int compareTo(Server that) {
-      if (that == null)
-         return 1;
-      if (this == that)
-         return 0;
       return Longs.compare(id, that.getId());
    }
-
-   @Override
-   public String toString() {
-      return toStringHelper("").add("id", id).add("name", name).add("description", description).add("os", os).add(
-               "image", image).add("datacenter", datacenter).add("state", state).add("ip", ip).add("isSandbox",
-               isSandbox).add("ram", ram).add("type", type).toString();
-   }
-
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/ServerImage.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/ServerImage.java
index 718a648550..b3f74e1aa4 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/ServerImage.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/ServerImage.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,148 +18,363 @@
  */
 package org.jclouds.gogrid.domain;
 
-import static com.google.common.base.Objects.equal;
-import static com.google.common.base.Objects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
 
+import java.beans.ConstructorProperties;
 import java.util.Date;
 import java.util.Set;
 
+import org.jclouds.javax.annotation.Nullable;
+
 import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableSet;
 import com.google.common.primitives.Longs;
-import com.google.gson.annotations.SerializedName;
 
 /**
+ * Class ServerImage
+ * 
  * @author Oleksiy Yarmula
- */
+*/
 public class ServerImage implements Comparable<ServerImage> {
 
-   private long id;
-   private String name;
-   private String friendlyName;
-   private String description;
-   private Option os;
-   private Option architecture;
-   private ServerImageType type;
-   private ServerImageState state;
-   private double price;
-   private String location;
-   private boolean isActive;
-   private boolean isPublic;
-   private Date createdTime;
-   private Date updatedTime;
-   @SerializedName("billingtokens")
-   private Set<BillingToken> billingTokens;
-   private Customer owner;
-
-   /**
-    * A no-args constructor is required for deserialization
-    */
-   public ServerImage() {
+   public static Builder<?> builder() { 
+      return new ConcreteBuilder();
+   }
+   
+   public Builder<?> toBuilder() { 
+      return new ConcreteBuilder().fromServerImage(this);
    }
 
-   public ServerImage(long id, String name, String friendlyName, String description, Option os, Option architecture,
-            ServerImageType type, ServerImageState state, double price, String location, boolean active,
-            boolean aPublic, Date createdTime, Date updatedTime, Set<BillingToken> billingTokens, Customer owner) {
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
+
+      protected long id;
+      protected String name;
+      protected String friendlyName;
+      protected String description;
+      protected Option os;
+      protected Option architecture;
+      protected ServerImageType type;
+      protected ServerImageState state;
+      protected double price;
+      protected String location;
+      protected boolean isActive;
+      protected boolean isPublic;
+      protected Date createdTime;
+      protected Date updatedTime;
+      protected Set<BillingToken> billingTokens = ImmutableSet.of();
+      protected Customer owner;
+   
+      /** 
+       * @see ServerImage#getId()
+       */
+      public T id(long id) {
+         this.id = id;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getName()
+       */
+      public T name(String name) {
+         this.name = name;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getFriendlyName()
+       */
+      public T friendlyName(String friendlyName) {
+         this.friendlyName = friendlyName;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getDescription()
+       */
+      public T description(String description) {
+         this.description = description;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getOs()
+       */
+      public T os(Option os) {
+         this.os = os;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getArchitecture()
+       */
+      public T architecture(Option architecture) {
+         this.architecture = architecture;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getType()
+       */
+      public T type(ServerImageType type) {
+         this.type = type;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getState()
+       */
+      public T state(ServerImageState state) {
+         this.state = state;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getPrice()
+       */
+      public T price(double price) {
+         this.price = price;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getLocation()
+       */
+      public T location(String location) {
+         this.location = location;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#isActive()
+       */
+      public T isActive(boolean isActive) {
+         this.isActive = isActive;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#isPublic()
+       */
+      public T isPublic(boolean isPublic) {
+         this.isPublic = isPublic;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getCreatedTime()
+       */
+      public T createdTime(Date createdTime) {
+         this.createdTime = createdTime;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getUpdatedTime()
+       */
+      public T updatedTime(Date updatedTime) {
+         this.updatedTime = updatedTime;
+         return self();
+      }
+
+      /** 
+       * @see ServerImage#getBillingTokens()
+       */
+      public T billingTokens(Set<BillingToken> billingTokens) {
+         this.billingTokens = ImmutableSet.copyOf(checkNotNull(billingTokens, "billingTokens"));      
+         return self();
+      }
+
+      public T billingTokens(BillingToken... in) {
+         return billingTokens(ImmutableSet.copyOf(in));
+      }
+
+      /** 
+       * @see ServerImage#getOwner()
+       */
+      public T owner(Customer owner) {
+         this.owner = owner;
+         return self();
+      }
+
+      public ServerImage build() {
+         return new ServerImage(id, name, friendlyName, description, os, architecture, type, state, price, location, isActive, isPublic, createdTime, updatedTime, billingTokens, owner);
+      }
+      
+      public T fromServerImage(ServerImage in) {
+         return this
+                  .id(in.getId())
+                  .name(in.getName())
+                  .friendlyName(in.getFriendlyName())
+                  .description(in.getDescription())
+                  .os(in.getOs())
+                  .architecture(in.getArchitecture())
+                  .type(in.getType())
+                  .state(in.getState())
+                  .price(in.getPrice())
+                  .location(in.getLocation())
+                  .isActive(in.isActive())
+                  .isPublic(in.isPublic())
+                  .createdTime(in.getCreatedTime())
+                  .updatedTime(in.getUpdatedTime())
+                  .billingTokens(in.getBillingTokens())
+                  .owner(in.getOwner());
+      }
+   }
+
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
+
+   private final long id;
+   private final String name;
+   private final String friendlyName;
+   private final String description;
+   private final Option os;
+   private final Option architecture;
+   private final ServerImageType type;
+   private final ServerImageState state;
+   private final double price;
+   private final String location;
+   private final boolean isActive;
+   private final boolean isPublic;
+   private final Date createdTime;
+   private final Date updatedTime;
+   private final Set<BillingToken> billingTokens;
+   private final Customer owner;
+
+   @ConstructorProperties({
+      "id", "name", "friendlyName", "description", "os", "architecture", "type", "state", "price", "location", "isActive", "isPublic", "createdTime", "updatedTime", "billingtokens", "owner"
+   })
+   protected ServerImage(long id, String name, String friendlyName, @Nullable String description, Option os, @Nullable Option architecture,
+                         ServerImageType type, ServerImageState state, double price, String location, boolean isActive,
+                         boolean isPublic, @Nullable Date createdTime, @Nullable Date updatedTime, Set<BillingToken> billingTokens, Customer owner) {
       this.id = id;
-      this.name = name;
-      this.friendlyName = friendlyName;
-      this.description = description;
-      this.os = os;
+      this.name = checkNotNull(name, "name");
+      this.friendlyName = checkNotNull(friendlyName, "friendlyName");
+      this.description = Strings.nullToEmpty(description);
+      this.os = checkNotNull(os, "os");
       this.architecture = architecture;
-      this.type = type;
-      this.state = state;
+      this.type = checkNotNull(type, "type");
+      this.state = checkNotNull(state, "state");
       this.price = price;
-      this.location = location;
-      isActive = active;
-      isPublic = aPublic;
+      this.location = checkNotNull(location, "location");
+      this.isActive = isActive;
+      this.isPublic = isPublic;
       this.createdTime = createdTime;
       this.updatedTime = updatedTime;
-      this.billingTokens = billingTokens;
-      this.owner = owner;
+      this.billingTokens = ImmutableSet.copyOf(checkNotNull(billingTokens, "billingTokens"));      
+      this.owner = checkNotNull(owner, "owner");
    }
 
    public long getId() {
-      return id;
+      return this.id;
    }
 
    public String getName() {
-      return name;
+      return this.name;
    }
 
    public String getFriendlyName() {
-      return friendlyName;
+      return this.friendlyName;
    }
-
+   
    public String getDescription() {
-      if (description == null)
-         return "";
-      return description;
+      return this.description;
    }
 
    public Option getOs() {
-      return os;
+      return this.os;
    }
 
+   @Nullable
    public Option getArchitecture() {
-      return architecture;
+      return this.architecture;
    }
 
    public ServerImageType getType() {
-      return type;
+      return this.type;
    }
 
    public ServerImageState getState() {
-      return state;
+      return this.state;
    }
 
    public double getPrice() {
-      return price;
+      return this.price;
    }
 
    public String getLocation() {
-      return location;
+      return this.location;
    }
 
    public boolean isActive() {
-      return isActive;
+      return this.isActive;
    }
 
    public boolean isPublic() {
-      return isPublic;
+      return this.isPublic;
    }
 
+   @Nullable
    public Date getCreatedTime() {
-      return createdTime;
+      return this.createdTime;
    }
 
+   @Nullable
    public Date getUpdatedTime() {
-      return updatedTime;
+      return this.updatedTime;
    }
 
    public Set<BillingToken> getBillingTokens() {
-      return billingTokens;
+      return this.billingTokens;
    }
 
    public Customer getOwner() {
-      return owner;
-   }
-
-   @Override
-   public boolean equals(Object object) {
-      if (this == object) {
-         return true;
-      }
-      if (object instanceof ServerImage) {
-         final ServerImage other = ServerImage.class.cast(object);
-         return equal(id, other.id) && equal(name, other.name);
-      } else {
-         return false;
-      }
+      return this.owner;
    }
 
    @Override
    public int hashCode() {
-      return Objects.hashCode(id, name);
+      return Objects.hashCode(id, name, friendlyName, description, os, architecture, type, state, price, location, isActive, isPublic, createdTime, updatedTime, billingTokens, owner);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      ServerImage that = ServerImage.class.cast(obj);
+      return Objects.equal(this.id, that.id)
+               && Objects.equal(this.name, that.name)
+               && Objects.equal(this.friendlyName, that.friendlyName)
+               && Objects.equal(this.description, that.description)
+               && Objects.equal(this.os, that.os)
+               && Objects.equal(this.architecture, that.architecture)
+               && Objects.equal(this.type, that.type)
+               && Objects.equal(this.state, that.state)
+               && Objects.equal(this.price, that.price)
+               && Objects.equal(this.location, that.location)
+               && Objects.equal(this.isActive, that.isActive)
+               && Objects.equal(this.isPublic, that.isPublic)
+               && Objects.equal(this.createdTime, that.createdTime)
+               && Objects.equal(this.updatedTime, that.updatedTime)
+               && Objects.equal(this.billingTokens, that.billingTokens)
+               && Objects.equal(this.owner, that.owner);
+   }
+   
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("id", id).add("name", name).add("friendlyName", friendlyName).add("description", description).add("os", os).add("architecture", architecture).add("type", type).add("state", state).add("price", price).add("location", location).add("isActive", isActive).add("isPublic", isPublic).add("createdTime", createdTime).add("updatedTime", updatedTime).add("billingTokens", billingTokens).add("owner", owner);
+   }
+   
+   @Override
+   public String toString() {
+      return string().toString();
    }
 
    @Override
@@ -170,13 +385,4 @@ public class ServerImage implements Comparable<ServerImage> {
          return 0;
       return Longs.compare(id, that.getId());
    }
-
-   @Override
-   public String toString() {
-      return toStringHelper("").add("id", id).add("name", name).add("friendlyName", friendlyName).add("friendlyName",
-               friendlyName).add("description", description).add("os", os).add("architecture", architecture).add(
-               "type", type).add("state", state).add("price", price).add("location", location)
-               .add("isActive", isActive).add("isPublic", isPublic).add("createdTime", createdTime).add("updatedTime",
-                        updatedTime).add("billingTokens", billingTokens).add("owner", owner).toString();
-   }
 }
diff --git a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/internal/ErrorResponse.java b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/internal/ErrorResponse.java
index fb6b7efd6e..5c692a6a64 100644
--- a/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/internal/ErrorResponse.java
+++ b/providers/gogrid/src/main/java/org/jclouds/gogrid/domain/internal/ErrorResponse.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
@@ -18,43 +18,109 @@
  */
 package org.jclouds.gogrid.domain.internal;
 
-import com.google.gson.annotations.SerializedName;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.beans.ConstructorProperties;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
 
 /**
+ * Class ErrorResponse
+ *
  * @author Oleksiy Yarmula
  */
-public class ErrorResponse implements Comparable<ErrorResponse> {
+public class ErrorResponse {
 
-   private String message;
-   @SerializedName("errorcode")
-   private String errorCode;
-
-   /**
-    * A no-args constructor is required for deserialization
-    */
-   public ErrorResponse() {
+   public static Builder<?> builder() {
+      return new ConcreteBuilder();
    }
 
-   public ErrorResponse(String message, String errorCode) {
-      this.message = message;
-      this.errorCode = errorCode;
+   public Builder<?> toBuilder() {
+      return new ConcreteBuilder().fromErrorResponse(this);
+   }
+
+   public static abstract class Builder<T extends Builder<T>>  {
+      protected abstract T self();
+
+      protected String message;
+      protected String errorCode;
+
+      /**
+       * @see ErrorResponse#getMessage()
+       */
+      public T message(String message) {
+         this.message = message;
+         return self();
+      }
+
+      /**
+       * @see ErrorResponse#getErrorCode()
+       */
+      public T errorCode(String errorCode) {
+         this.errorCode = errorCode;
+         return self();
+      }
+
+      public ErrorResponse build() {
+         return new ErrorResponse(message, errorCode);
+      }
+
+      public T fromErrorResponse(ErrorResponse in) {
+         return this
+               .message(in.getMessage())
+               .errorCode(in.getErrorCode());
+      }
+   }
+
+   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
+      @Override
+      protected ConcreteBuilder self() {
+         return this;
+      }
+   }
+
+   private final String message;
+   private final String errorCode;
+
+   @ConstructorProperties({
+         "message", "errorcode"
+   })
+   protected ErrorResponse(String message, String errorCode) {
+      this.message = checkNotNull(message, "message");
+      this.errorCode = checkNotNull(errorCode, "errorCode");
    }
 
    public String getMessage() {
-      return message;
+      return this.message;
    }
 
    public String getErrorCode() {
-      return errorCode;
+      return this.errorCode;
    }
 
    @Override
-   public int compareTo(ErrorResponse o) {
-      return message.compareTo(o.getMessage());
+   public int hashCode() {
+      return Objects.hashCode(message, errorCode);
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj) return true;
+      if (obj == null || getClass() != obj.getClass()) return false;
+      ErrorResponse that = ErrorResponse.class.cast(obj);
+      return Objects.equal(this.message, that.message)
+            && Objects.equal(this.errorCode, that.errorCode);
+   }
+
+   protected ToStringHelper string() {
+      return Objects.toStringHelper(this)
+            .add("message", message).add("errorCode", errorCode);
    }
 
    @Override
    public String toString() {
-      return "[errorCode=" + errorCode + ", message=" + message + "]";
+      return string().toString();
    }
+
 }
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/GoGridLiveTestDisabled.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/GoGridLiveTestDisabled.java
index 39f0d2d203..5e1d061f04 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/GoGridLiveTestDisabled.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/GoGridLiveTestDisabled.java
@@ -37,16 +37,7 @@ import java.util.concurrent.TimeUnit;
 import org.jclouds.compute.internal.BaseComputeServiceContextLiveTest;
 import org.jclouds.domain.Credentials;
 import org.jclouds.domain.LoginCredentials;
-import org.jclouds.gogrid.domain.Ip;
-import org.jclouds.gogrid.domain.IpPortPair;
-import org.jclouds.gogrid.domain.Job;
-import org.jclouds.gogrid.domain.LoadBalancer;
-import org.jclouds.gogrid.domain.LoadBalancerPersistenceType;
-import org.jclouds.gogrid.domain.LoadBalancerType;
-import org.jclouds.gogrid.domain.PowerCommand;
-import org.jclouds.gogrid.domain.Server;
-import org.jclouds.gogrid.domain.ServerImage;
-import org.jclouds.gogrid.domain.ServerImageType;
+import org.jclouds.gogrid.domain.*;
 import org.jclouds.gogrid.options.AddLoadBalancerOptions;
 import org.jclouds.gogrid.options.AddServerOptions;
 import org.jclouds.gogrid.options.GetImageListOptions;
@@ -117,7 +108,7 @@ public class GoGridLiveTestDisabled extends BaseComputeServiceContextLiveTest {
       String ram = Iterables.get(client.getServerServices().getRamSizes(), 0).getName();
       StringBuilder builder = new StringBuilder();
 
-      for (int i = 0; i < 1 * 500; i++)
+      for (int i = 0; i < 500; i++)
          builder.append('a');
 
       String description = builder.toString();
@@ -251,7 +242,8 @@ public class GoGridLiveTestDisabled extends BaseComputeServiceContextLiveTest {
       AddLoadBalancerOptions options = new AddLoadBalancerOptions.Builder().create(LoadBalancerType.LEAST_CONNECTED,
                LoadBalancerPersistenceType.SOURCE_ADDRESS);
       LoadBalancer createdLoadBalancer = client.getLoadBalancerServices().addLoadBalancer(nameOfLoadBalancer,
-               new IpPortPair(vip, 80), Arrays.asList(new IpPortPair(realIp1, 80), new IpPortPair(realIp2, 80)),
+               IpPortPair.builder().ip(vip).port(80).build(), Arrays.asList(IpPortPair.builder().ip(realIp1).port(80).build(),
+               IpPortPair.builder().ip(realIp2).port(80).build()),
                options);
       assertNotNull(createdLoadBalancer);
       assert loadBalancerLatestJobCompleted.apply(createdLoadBalancer);
@@ -266,7 +258,7 @@ public class GoGridLiveTestDisabled extends BaseComputeServiceContextLiveTest {
       assertEquals(createdLoadBalancer.getVirtualIp().getIp().getIp(), vip.getIp());
 
       LoadBalancer editedLoadBalancer = client.getLoadBalancerServices().editLoadBalancerNamed(nameOfLoadBalancer,
-               Arrays.asList(new IpPortPair(realIp3, 8181)));
+               Arrays.asList(IpPortPair.builder().ip(realIp3).port(8181).build()));
       assert loadBalancerLatestJobCompleted.apply(editedLoadBalancer);
       assertNotNull(editedLoadBalancer.getRealIpList());
       assertEquals(editedLoadBalancer.getRealIpList().size(), 1);
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/compute/functions/ServerToNodeMetadataTest.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/compute/functions/ServerToNodeMetadataTest.java
index 31c9f68d33..9c557f04f7 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/compute/functions/ServerToNodeMetadataTest.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/compute/functions/ServerToNodeMetadataTest.java
@@ -62,8 +62,8 @@ public class ServerToNodeMetadataTest {
 
       Map<ServerState, Status> serverStateToNodeStatus = createMock(Map.class);
       org.jclouds.compute.domain.Image jcImage = createMock(org.jclouds.compute.domain.Image.class);
-      Option dc = new Option(1l, "US-West-1", "US West 1 Datacenter");
-      Option ram = new Option(1l, "512MB", "Server with 512MB RAM");
+      Option dc = Option.createWithIdNameAndDescription(1l, "US-West-1", "US West 1 Datacenter");
+      Option ram = Option.createWithIdNameAndDescription(1l, "512MB", "Server with 512MB RAM");
 
       Set<? extends org.jclouds.compute.domain.Image> images = ImmutableSet.of(jcImage);
       Server server = createMock(Server.class);
@@ -77,7 +77,7 @@ public class ServerToNodeMetadataTest {
       Location location = new LocationBuilder().scope(LocationScope.ZONE).id("1").description("US-West-1").build();
       Set< ? extends Location> locations = ImmutableSet.< Location> of( location);
       
-      expect(server.getIp()).andReturn(new Ip("127.0.0.1"));
+      expect(server.getIp()).andReturn(Ip.builder().ip("127.0.0.1").build());
 
       ServerImage image = createMock(ServerImage.class);
       expect(server.getImage()).andReturn(image).atLeastOnce();
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseJobsFromJsonResponseTest.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseJobsFromJsonResponseTest.java
index d725ee60fe..cdaf6eb7c3 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseJobsFromJsonResponseTest.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseJobsFromJsonResponseTest.java
@@ -41,7 +41,6 @@ import org.jclouds.json.config.GsonModule;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableMap;
-import com.google.common.collect.ImmutableSortedSet;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Maps;
 import com.google.inject.Guice;
@@ -68,11 +67,12 @@ public class ParseJobsFromJsonResponseTest {
             "name", "ServerCreated40562",
             "type", "virtual_server");
 
-      Job job = new Job(250628L, new Option(7L, "DeleteVirtualServer", "Delete Virtual Server"),
-            ObjectType.VIRTUAL_SERVER, new Date(1267404528895L), new Date(1267404538592L), JobState.SUCCEEDED, 1,
-            "3116784158f0af2d-24076@api.gogrid.com", ImmutableSortedSet.of(new JobProperties(940263L, new Date(
-            1267404528897L), JobState.CREATED, null), new JobProperties(940264L, new Date(1267404528967L),
-            JobState.QUEUED, null)), details);
+      Job job = Job.builder().id(250628L).command(Option.createWithIdNameAndDescription(7L, "DeleteVirtualServer", "Delete Virtual Server"))
+            .objectType(ObjectType.VIRTUAL_SERVER).createdOn(new Date(1267404528895L)).lastUpdatedOn(new Date(1267404538592L))
+            .currentState(JobState.SUCCEEDED).attempts(1).owner("3116784158f0af2d-24076@api.gogrid.com").history(
+                  JobProperties.builder().id(940263L).updatedOn(new Date(1267404528897L)).state(JobState.CREATED).build(),
+                  JobProperties.builder().id(940264L).updatedOn(new Date(1267404528967L)).state(JobState.QUEUED).build())
+            .details(details).build();
       assertEquals(job, Iterables.getOnlyElement(response));
    }
 
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseLoadBalancersFromJsonResponseTest.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseLoadBalancersFromJsonResponseTest.java
index d697f86fb4..d97fd0fe2e 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseLoadBalancersFromJsonResponseTest.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/functions/ParseLoadBalancersFromJsonResponseTest.java
@@ -43,7 +43,6 @@ import org.jclouds.io.Payloads;
 import org.jclouds.json.config.GsonModule;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableSortedSet;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Maps;
 import com.google.inject.Guice;
@@ -64,14 +63,19 @@ public class ParseLoadBalancersFromJsonResponseTest {
       ParseLoadBalancerListFromJsonResponse parser = i.getInstance(ParseLoadBalancerListFromJsonResponse.class);
       SortedSet<LoadBalancer> response = parser.apply(new HttpResponse(200, "ok", Payloads.newInputStreamPayload(is)));
 
-      Option dc = new Option(1l, "US-West-1", "US West 1 Datacenter");
+      Option dc = Option.createWithIdNameAndDescription(1l, "US-West-1", "US West 1 Datacenter");
+
+      LoadBalancer loadBalancer = LoadBalancer.builder().id(6372L).name("Balancer")
+            .virtualIp(IpPortPair.builder().ip(Ip.builder().id(1313082L)
+                  .ip("204.51.240.181").subnet("204.51.240.176/255.255.255.240").isPublic(true).state(IpState.ASSIGNED).datacenter(dc).build()).port(80).build())
+            .realIpList(
+                  IpPortPair.builder().ip(Ip.builder().id(1313086L).ip("204.51.240.185").subnet("204.51.240.176/255.255.255.240")
+                        .isPublic(true).state(IpState.ASSIGNED).datacenter(dc).build()).port(80).build(),
+                  IpPortPair.builder().ip(Ip.builder().id(1313089L).ip("204.51.240.188").subnet("204.51.240.176/255.255.255.240")
+                        .isPublic(true).state(IpState.ASSIGNED).datacenter(dc).build()).port(80).build())
+            .type(LoadBalancerType.ROUND_ROBIN).persistence(LoadBalancerPersistenceType.NONE)
+            .os(LoadBalancerOs.F5).state(LoadBalancerState.ON).datacenter(dc).build();
 
-      LoadBalancer loadBalancer = new LoadBalancer(6372L, "Balancer", null, new IpPortPair(new Ip(1313082L,
-            "204.51.240.181", "204.51.240.176/255.255.255.240", true, IpState.ASSIGNED, dc), 80), ImmutableSortedSet
-            .of(new IpPortPair(new Ip(1313086L, "204.51.240.185", "204.51.240.176/255.255.255.240", true,
-                  IpState.ASSIGNED, dc), 80), new IpPortPair(new Ip(1313089L, "204.51.240.188",
-                  "204.51.240.176/255.255.255.240", true, IpState.ASSIGNED, dc), 80)), LoadBalancerType.ROUND_ROBIN,
-            LoadBalancerPersistenceType.NONE, LoadBalancerOs.F5, LoadBalancerState.ON, dc);
       assertEquals(Iterables.getOnlyElement(response), loadBalancer);
    }
 
@@ -84,7 +88,7 @@ public class ParseLoadBalancersFromJsonResponseTest {
 
       @Provides
       @Singleton
-      @SuppressWarnings( { "unused" })
+      @SuppressWarnings({"unused"})
       public Map<Type, Object> provideCustomAdapterBindings() {
          Map<Type, Object> bindings = Maps.newHashMap();
          bindings.put(LoadBalancerOs.class, new CustomDeserializers.LoadBalancerOsAdapter());
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerListTest.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerListTest.java
index ec3802c664..7fc6ed9281 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerListTest.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerListTest.java
@@ -22,28 +22,17 @@ import java.util.Date;
 import java.util.Set;
 
 import org.jclouds.gogrid.config.GoGridParserModule;
-import org.jclouds.gogrid.domain.BillingToken;
-import org.jclouds.gogrid.domain.Customer;
-import org.jclouds.gogrid.domain.Ip;
-import org.jclouds.gogrid.domain.IpState;
-import org.jclouds.gogrid.domain.Option;
-import org.jclouds.gogrid.domain.Server;
-import org.jclouds.gogrid.domain.ServerImage;
-import org.jclouds.gogrid.domain.ServerImageState;
-import org.jclouds.gogrid.domain.ServerImageType;
-import org.jclouds.gogrid.domain.ServerState;
+import org.jclouds.gogrid.domain.*;
 import org.jclouds.json.BaseSetParserTest;
 import org.jclouds.json.config.GsonModule;
 import org.jclouds.rest.annotations.SelectJson;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.ImmutableSortedSet;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
 
 /**
- * 
  * @author Adrian Cole
  */
 @Test(groups = "unit", testName = "ParseServerListTest")
@@ -57,18 +46,19 @@ public class ParseServerListTest extends BaseSetParserTest<Server> {
    @Override
    @SelectJson("list")
    public Set<Server> expected() {
-      Option dc = new Option(1l, "US-West-1", "US West 1 Datacenter");
-      Option centOs = new Option(13L, "CentOS 5.2 (32-bit)", "CentOS 5.2 (32-bit)");
-      Option webServer = new Option(1L, "Web Server", "Web or Application Server");
-      return ImmutableSet.of(new Server(75245L, dc, false, "PowerServer", "server to test the api. created by Alex",
-               ServerState.ON, webServer, new Option(1L, "512MB", "Server with 512MB RAM"), centOs, new Ip(1313079L,
-                        "204.51.240.178", "204.51.240.176/255.255.255.240", true, IpState.ASSIGNED, dc),
-               new ServerImage(1946L, "GSI-f8979644-e646-4711-ad58-d98a5fa3612c", "BitNami Gallery 2.3.1-0",
-                        "http://bitnami.org/stack/gallery", centOs, null, ServerImageType.WEB_APPLICATION_SERVER,
-                        ServerImageState.AVAILABLE, 0.0, "24732/GSI-f8979644-e646-4711-ad58-d98a5fa3612c.img", true,
-                        true, new Date(1261504577971L), new Date(1262649582180L), ImmutableSortedSet.of(
-                                 new BillingToken(38L, "CentOS 5.2 32bit", 0.0), new BillingToken(56L,
-                                          "BitNami: Gallery", 0.0)), new Customer(24732L, "BitRock"))));
+      Option dc = Option.createWithIdNameAndDescription(1l, "US-West-1", "US West 1 Datacenter");
+      Option centOs = Option.createWithIdNameAndDescription(13L, "CentOS 5.2 (32-bit)", "CentOS 5.2 (32-bit)");
+      Option webServer = Option.createWithIdNameAndDescription(1L, "Web Server", "Web or Application Server");
+      return ImmutableSet.of(Server.builder().id(75245L).datacenter(dc).name("PowerServer").description("server to test the api. created by Alex")
+            .state(ServerState.ON).type(webServer).ram(Option.createWithIdNameAndDescription(1L, "512MB", "Server with 512MB RAM")).os(centOs)
+            .ip(Ip.builder().id(1313079L).ip("204.51.240.178").subnet("204.51.240.176/255.255.255.240").isPublic(true).state(IpState.ASSIGNED).datacenter(dc).build())
+            .image(ServerImage.builder().id(1946L).name("GSI-f8979644-e646-4711-ad58-d98a5fa3612c").friendlyName("BitNami Gallery 2.3.1-0")
+                  .description("http://bitnami.org/stack/gallery").os(centOs).type(ServerImageType.WEB_APPLICATION_SERVER)
+                  .state(ServerImageState.AVAILABLE).location("24732/GSI-f8979644-e646-4711-ad58-d98a5fa3612c.img").isActive(true).isPublic(true)
+                  .createdTime(new Date(1261504577971L)).updatedTime(new Date(1262649582180L)).billingTokens(
+                        BillingToken.builder().id(38L).name("CentOS 5.2 32bit").build(),
+                        BillingToken.builder().id(56L).name("BitNami: Gallery").build())
+                  .owner(Customer.builder().id(24732L).name("BitRock").build()).build()).build());
 
    }
 
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerTest.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerTest.java
index c78a68d276..5cbc10426a 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerTest.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/parse/ParseServerTest.java
@@ -37,6 +37,7 @@ import org.jclouds.rest.annotations.OnlyElement;
 import org.jclouds.rest.annotations.SelectJson;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.ImmutableSortedSet;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
@@ -56,18 +57,19 @@ public class ParseServerTest extends BaseItemParserTest<Server> {
    @SelectJson("list")
    @OnlyElement
    public Server expected() {
-      Option dc = new Option(1l, "US-West-1", "US West 1 Datacenter");
-      Option centOs = new Option(13L, "CentOS 5.2 (32-bit)", "CentOS 5.2 (32-bit)");
-      Option webServer = new Option(1L, "Web Server", "Web or Application Server");
-      return new Server(75245L, dc, false, "PowerServer", "server to test the api. created by Alex",
-               ServerState.ON, webServer, new Option(1L, "512MB", "Server with 512MB RAM"), centOs, new Ip(1313079L,
-                        "204.51.240.178", "204.51.240.176/255.255.255.240", true, IpState.ASSIGNED, dc), new ServerImage(
-                        1946L, "GSI-f8979644-e646-4711-ad58-d98a5fa3612c", "BitNami Gallery 2.3.1-0",
-                        "http://bitnami.org/stack/gallery", centOs, null, ServerImageType.WEB_APPLICATION_SERVER,
-                        ServerImageState.AVAILABLE, 0.0, "24732/GSI-f8979644-e646-4711-ad58-d98a5fa3612c.img", true, true,
-                        new Date(1261504577971L), new Date(1262649582180L), ImmutableSortedSet.of(new BillingToken(38L,
-                              "CentOS 5.2 32bit", 0.0), new BillingToken(56L, "BitNami: Gallery", 0.0)), new Customer(24732L,
-                              "BitRock")));
+      Option dc = Option.createWithIdNameAndDescription(1l, "US-West-1", "US West 1 Datacenter");
+      Option centOs = Option.createWithIdNameAndDescription(13L, "CentOS 5.2 (32-bit)", "CentOS 5.2 (32-bit)");
+      Option webServer = Option.createWithIdNameAndDescription(1L, "Web Server", "Web or Application Server");
+      return Server.builder().id(75245L).datacenter(dc).isSandbox(false).name("PowerServer").description("server to test the api. created by Alex")
+            .state(ServerState.ON).type(webServer).ram(Option.createWithIdNameAndDescription(1L, "512MB", "Server with 512MB RAM"))
+            .os(centOs).ip(Ip.builder().id(1313079L).ip("204.51.240.178").subnet("204.51.240.176/255.255.255.240").isPublic(true).state(IpState.ASSIGNED).datacenter(dc).build())
+            .image(ServerImage.builder().id(1946L).name("GSI-f8979644-e646-4711-ad58-d98a5fa3612c").friendlyName("BitNami Gallery 2.3.1-0")
+                  .description("http://bitnami.org/stack/gallery").os(centOs).type(ServerImageType.WEB_APPLICATION_SERVER)
+                  .state(ServerImageState.AVAILABLE).location("24732/GSI-f8979644-e646-4711-ad58-d98a5fa3612c.img").isPublic(true)
+                  .isActive(true).createdTime(new Date(1261504577971L)).updatedTime(new Date(1262649582180L)).billingTokens(
+                        BillingToken.builder().id(38L).name("CentOS 5.2 32bit").build(),
+                        BillingToken.builder().id(56L).name("BitNami: Gallery").build()).owner(
+                        Customer.builder().id(24732L).name("BitRock").build()).build()).build();
    }
 
    protected Injector injector() {
diff --git a/providers/gogrid/src/test/java/org/jclouds/gogrid/services/GridLoadBalancerAsyncClientTest.java b/providers/gogrid/src/test/java/org/jclouds/gogrid/services/GridLoadBalancerAsyncClientTest.java
index 8018f5d241..9f5bddd3d3 100644
--- a/providers/gogrid/src/test/java/org/jclouds/gogrid/services/GridLoadBalancerAsyncClientTest.java
+++ b/providers/gogrid/src/test/java/org/jclouds/gogrid/services/GridLoadBalancerAsyncClientTest.java
@@ -20,7 +20,6 @@ package org.jclouds.gogrid.services;
 
 import java.io.IOException;
 import java.lang.reflect.Method;
-import java.util.Arrays;
 import java.util.List;
 
 import org.jclouds.gogrid.domain.Ip;
@@ -34,12 +33,13 @@ import org.jclouds.http.HttpRequest;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Iterables;
 import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code GridLoadBalancerAsyncClient}
- * 
+ *
  * @author Oleksiy Yarmula
  */
 // NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
@@ -73,8 +73,10 @@ public class GridLoadBalancerAsyncClientTest extends BaseGoGridAsyncClientTest<G
       Method method = GridLoadBalancerAsyncClient.class.getMethod("addLoadBalancer", String.class, IpPortPair.class,
             List.class, AddLoadBalancerOptions[].class);
       HttpRequest httpRequest = processor.createRequest(method, "BalanceIt",
-            new IpPortPair(new Ip("127.0.0.1"), 80), Arrays.asList(new IpPortPair(new Ip("127.0.0.1"), 8080),
-                  new IpPortPair(new Ip("127.0.0.1"), 9090)), new AddLoadBalancerOptions.Builder().create(
+            IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(80).build(),
+            ImmutableList.of(IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(8080).build(),
+                  IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(9090).build()),
+            new AddLoadBalancerOptions.Builder().create(
                   LoadBalancerType.LEAST_CONNECTED, LoadBalancerPersistenceType.SSL_STICKY));
 
       assertRequestLineEquals(httpRequest, "GET https://api.gogrid.com/api/grid/loadbalancer/"
@@ -105,8 +107,9 @@ public class GridLoadBalancerAsyncClientTest extends BaseGoGridAsyncClientTest<G
    @Test
    public void testEditLoadBalancer() throws NoSuchMethodException, IOException {
       Method method = GridLoadBalancerAsyncClient.class.getMethod("editLoadBalancer", long.class, List.class);
-      HttpRequest httpRequest = processor.createRequest(method, 1l, Arrays
-            .asList(new IpPortPair(new Ip("127.0.0.1"), 8080), new IpPortPair(new Ip("127.0.0.1"), 9090)));
+      HttpRequest httpRequest = processor.createRequest(method, 1l, ImmutableList.of(
+            IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(8080).build(),
+            IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(9090).build()));
 
       assertRequestLineEquals(
             httpRequest,
@@ -131,8 +134,9 @@ public class GridLoadBalancerAsyncClientTest extends BaseGoGridAsyncClientTest<G
    @Test
    public void testEditLoadBalancerNamed() throws NoSuchMethodException, IOException {
       Method method = GridLoadBalancerAsyncClient.class.getMethod("editLoadBalancerNamed", String.class, List.class);
-      HttpRequest httpRequest = processor.createRequest(method, "BalanceIt",
-            Arrays.asList(new IpPortPair(new Ip("127.0.0.1"), 8080), new IpPortPair(new Ip("127.0.0.1"), 9090)));
+      HttpRequest httpRequest = processor.createRequest(method, "BalanceIt", ImmutableList.of(
+            IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(8080).build(),
+            IpPortPair.builder().ip(Ip.builder().ip("127.0.0.1").build()).port(9090).build()));
 
       assertRequestLineEquals(httpRequest, "GET https://api.gogrid.com/api/grid/loadbalancer/"
             + "edit?v=1.5&name=BalanceIt&realiplist.0.ip=127.0.0.1&"