diff --git a/README.md b/README.md
index 0254a17..10f0eaf 100644
--- a/README.md
+++ b/README.md
@@ -41,9 +41,13 @@ Please visit [the Official YouTube Channel for toPSAil](https://www.youtube.com/
 
 # Developers
 
-> * Taehun Kim
+> * Taehun Kim: [email](tk6at@virginia.edu)
 > * Viktor Kalman
 
+# User Community
+
+Please joing our [Google Groups Page](https://groups.google.com/u/3/g/topsail-user-group) to ask any questions related to the usages of toPSAil.
+
 # Acknowledgement
 
 > The authors appreciate support from the AIChE RAPID Institute's Center for Process Modeling.