Hello, I have two Joomla sites and two databases. There I have used Community Builder that installed. The problem is like: The user of site#1 is the user of site#2, but the user of site#2 is not the user of site#1. Now, how will I manage this? More clear… When some one registered in site#1 the registrationed user can signing the site#2, but the site#2 users cant singing the site#1. This is the client Requirements. Please give me solutions. Wishing all a very very Happy New Year !!! Thanking. me4you