This product provides the "just add" system for GroupServer. Normally people become participants by actively accepting an invitation, signing up, or joining a group. Generally these methods are better at getting people into a group than the Add Form. People who are added have no password, so they cannot use any of the features on the Web. They are added are dependent on the administrator for all help. In addition all the help pages, all the email footers, and most of the notifications are written assuming that the member can log in.