These are some of the sites and networks that I have joined and I found it worthwhile:
Redgage.com -RedGage is a first-of-its-kind web site that pays people for their online content and monetizes their social activity. It's centralized hub where you can earn money for all the things you're already doing online.
RedGage pays based on the value of your content, measured by page views/popularity. It aggregates from other sites so you don't even have to regularly visit RedGage. Join me now.
MyLot- Mylot is an online discussion site that pays you for your participation. You may discuss topics about anything and everything under the sun.
Join one of the hundreds of thousands of discussions already started by our members, or start your own!
Join my in the discussion in MyLot now.
Twitter - follow me on twitter and get updates on my activities.
Facebook - Join me in Facebook and see what's happening around me. :)
More sites to come ...