USA TODAY -- Mar -- TeamDating and eTwine (in the USA) and Compa (in the UK) users can sign up in groups of two or more and correspond with other duos, trios or quartets. Group online dating is safer than traditional Internet dating. "You do everything else with your friends," says Ray Doustdar, president of Los Angeles-based TeamDating. "Why not online date with your friends?" Since launching last August, Teamdating.com (free for now) has grown to just over 5,000 members on about 2,000 teams mostly in New York and Los Angeles. About 65% of members are ages 25-35, and almost 70% are women. eTwine has 5,000-members and just began group dating. So far, 30-40 groups have registered. FULL ARTICLE @ USA TODAY

Mark Brooks: I created ace-club.com in 1998 to help small groups of people, professionals typically 30-45, 50% female, get out and play. It's a singles club that won't admit to being a singles club and enjoys a healthy little membership in the Silicon Valley.