if logged in to the sd2e.org site, users first have to log out

Author: wjallen

docs/request_access.md

@@ -10,9 +10,13 @@ please follow the instructions on this page:
 
 [Request SD2E Access](https://sd2e.org/accounts/request-access/)
 
+Note: If you are already logged in to SD2E.org, you will have to first logout
+by [clicking here](https://sd2e.org/accounts/logout), then retry the link above.
+
 Account confirmation may take up to 1-2 business days.
 
 
 
+
 ---
 Return to the [API Documentation Overview](../index.md)