-The `@Component` decorator identifies the class immediately below it as a component class, and specifies its metadata. In the example code below, you can see that `HeroListComponent` is just a class, with no special Angular notation or syntax at all. It's not a component until mark it as one with the `@Component` decorator.
+The `@Component` decorator identifies the class immediately below it as a component class, and specifies its metadata. In the example code below, you can see that `HeroListComponent` is just a class, with no special Angular notation or syntax at all. It's not a component until you mark it as one with the `@Component` decorator.
The metadata for a component tells Angular where to get the major building blocks it needs to create and present the component and its view. In particular, it associates a _template_ with the component, either directly with inline code, or by reference. Together, the component and its template describe a _view_.
@@ -76,7 +76,7 @@ This template uses typical HTML elements like ``, and also includ Without a framework, you would be responsible for pushing data values into the HTML controls and turning user responses into actions and value updates. Writing such push/pull logic by hand is tedious, error-prone, and a nightmare to read, as any experienced jQuery programmer can attest. -Angular supports *two-way data binding*, a mechanism for coordinating parts of a template with parts of a component. Add binding markup to the template HTML to tell Angular how to connect both sides. +Angular supports *two-way data binding*, a mechanism for coordinating parts of a template with parts of a component. Add binding markup to the template HTML to tell Angular how to connect both sides. The following diagram shows the four forms of data binding markup. Each form has a direction—to the DOM, from the DOM, or in both directions.