One of the primary concepts underpinning the Web 2.0 movement has to be that of community: sharing content and ideas with others on the greater Web. Social community sites on the Web offer the searcher anything from shopping to fitness. Read more in my article titled Ten Social Web Community Sites You Might Not Know About. 
Ten Social Web Community Sites You Might Not Know About
By Wendy Boswell, About.com GuideMarch 7, 2008
One of the primary concepts underpinning the Web 2.0 movement has to be that of community: sharing content and ideas with others on the greater Web. Social community sites on the Web offer the searcher anything from shopping to fitness. Read more in my article titled Ten Social Web Community Sites You Might Not Know About. ©2012 About.com. All rights reserved.
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Great sites! We have never heard of them but they seem like great ideas. However, is the lack of possible members maybe a turn off for people to join? You certainly wouldn’t want to connect with one person very far away who has the same interest, you want several!
Please consider adding the Spiceworks IT Community (http://community.spiceworks.com/), home to more than 1.5 million IT pros around the world who use Spiceworks to simplify IT. Thanks.
Sorry. Formatting was messed up. Spiceworks IT Community can be found at: http://community.spiceworks.com
Thanks.