HOME PAGE CUSTOMIZATION
When you are in a database that is on a server, you can open the "Groups and Roles" dialog box to see a list of all identities that the server knows you as, including your User name and any groups and roles that you are part of. Any entry that has a check mark next to it is indicating the identity that is determining your access level for the current database you are in.
For example, if you have Manager access to your mail database, and you open the "Groups and Roles" dialog box from your mail database on your home server, you may see the following: