diff --git a/README.md b/README.md
index 1df7789..065ec72 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+⚠️ [For Existing Venmo Developer API Users](https://developer.venmo.com)
+
 Venmo App Switch Android Library
 ==============================