Members are the general users of the Chapter Manager on your site. Individuals in this group can be past donors to your regional office or alumni class members. Use security to limit this role. Generally, Members are your chapter site visitors.
Note: Members are in a query from The Raiser's Edge. In Blackbaud NetCommunity, you define security in Task groups. You then use security assignments to associate the roles with the task groups to apply security. For information, see Users & Security.