https://stackideas.com/forums/q-show-all-users-in-contacts-list
Where a site has a closed community and doesn't need the Friends system, it'd be useful to allow all users to show in the Contacts list, especially for group chats.
Where a site has a closed community and doesn't need the Friends system, it'd be useful to allow all users to show in the Contacts list, especially for group chats.