diff --git a/README.md b/README.md
index 1181597c..c52e5f54 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ in a more structured way (with TOC).
   * SMTP **Connection pool** and connection reuse for rapid delivery
   * **Preconfigured** services for using SMTP with Gmail, Hotmail etc.
   * Use objects as header values for **SendGrid** SMTP API
-  * **XOAUTH** authentication support and token generation (3-legged OAuth)
+  * **XOAUTH** authentication support and token generation (3-legged OAuth) - useful with Gmail
 
 ## Check out my other mail related modules