Low cost way to create a social or professional support network

Connects people around topics of interest allows members to find and join groups unified by a common interest. Remarkably inexpensive to run - about £20 a month to run your own online group that you can keep private.

Sussex Gay Professionals... http://gaypros.meetup.com/183/

London Bisexuals... http://lgbtfriends.meetup.com/145/

Brighton Lesbian & Bisexual Womans Arts Appreciation ... http://culturecircle.meetup.com/27/

Transgender... http://familiesoftg.meetup.com/cities/gb/london/