NING.com

NING is a white-label platform for creating social websites that encourage involvement. NING now hosts over 100,000 social networks.  In September of 2011 online publisher and ad network giant Glam Media purchased NING immediately boosting Glam’s reach and most importantly, setting up the combined company to be the leading social media content company on the web.
 

We are helping dozens of businesses create easy to manage, social media powered, NING communities or social sites to compliment their existing web presence.  

Click for Ning Packages Rate Sheet (PDF)

Top organizers and marketers (Sarah Palin, The Dallas Mavericks, Kid Rock and Ellen Degeneres to name just a few) are using NING to create online destinations that weaves social conversations in content and promote involvement. The video below is a nice overview some of the most important NING features.