diff --git a/spring-reactive-modules/spring-reactive/README.md b/spring-reactive-modules/spring-reactive/README.md
index 9f1852d912..7dfc7b2952 100644
--- a/spring-reactive-modules/spring-reactive/README.md
+++ b/spring-reactive-modules/spring-reactive/README.md
@@ -1,3 +1,7 @@
+### Spring Reactive Articles that are also part of the e-book
+
+This module contains articles about Spring Reactive that are also part of an Ebook.
+
 ## Spring Reactive
 
 This module contains articles describing reactive processing in Spring.
@@ -13,4 +17,8 @@ This module contains articles describing reactive processing in Spring.
 - [Spring WebClient Requests with Parameters](https://www.baeldung.com/webflux-webclient-parameters)
 - [Handling Errors in Spring WebFlux](https://www.baeldung.com/spring-webflux-errors)
 - [Spring Security 5 for Reactive Applications](https://www.baeldung.com/spring-security-5-reactive)
-- [Concurrency in Spring WebFlux](https://www.baeldung.com/spring-webflux-concurrency)
\ No newline at end of file
+- [Concurrency in Spring WebFlux](https://www.baeldung.com/spring-webflux-concurrency)
+
+### NOTE:
+
+Since this is a module tied to an e-book, it should **not** be moved or used to store the code for any further article.