BarCamp - join
For organizing, discussing and improving BarCamps ... wherever!
Low activity, 1364 members, restricted

Coworking - join
Coworking is cafe-like community/collaboration space for self-employed developers, writers and independents. Please see the guidelines before posting to the group: http://groups.google.com/group/coworking/web/posting-guidelines
Low activity, 2092 members, restricted

Mission Viejo High School - join
For Students and Teachers at Mission Viejo
Low activity, 12 members, restricted