Business Social Networks (LinkedIn, Plaxo, Xing, etc.)
|
|
|
|
Personal Social Networks (Facebook, Bebo, Hyves, Netlog, etc.)
|
|
|
|
Communication Social Networks (Twitter, Wordpress, blogs, etc.)
|
|
|
|
Multimedia Social Networks (YouTube, Flickr, Picasa, etc.)
|
|
|
|
Collaboration Social Networks (Stumble, Digg, Wikipedia)
|
|
|
|
Review and Opinion sites (GoogleAnswers, Yelp, Mouthshut.com)
|
|
|
|
Entertainment and Gaming (Second Life, WoW, Sims...)
|
|
|
|