Cleaning virtual house

Sisterwoman.com, MyYearbook.com...How many profile corpses have I abandoned? And is there a quick and efficient way to clean my virtual house?

A long time ago in 2005, I started writing about social networks. I signed up for everything, and invited everyone I knew to join my circles upon circles of friends. But, when you attend a networking event and give your card out to 50 people, you ultimately only follow up with those who interest you. And so it is with social networking sites.

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