I will decline any friend request or group invites from anyone I did not have meaningful interaction with. To be clear, 'meaningful interaction' means having played games and chatted or having had a courteous exchange in the forums.
Clubs
RetroManiacs
29 Members
Cheating Forum
9 076 Members
The Eliminators
6 Members
Chess.com Translators: French
21 Members
Alekhine Club
212 Members