How do you use social networking?

So in the last couple of days I've had about 5 or 6 different conversations about how to use social networking (mostly Facebook and Twitter) - how do you use it?

Here's a couple of folks I follow on Twitter that I think have some great insight on this question (and utilize Twitter really well):

http://twitter.com/human3rror
http://twitter.com/BenArment
http://twitter.com/soulpancake
http://twitter.com/MarkBatterson
http://twitter.com/tonymorganlive

What do YOU think?

Much love
Wayne
James 1:22