social networking;

Social Networking:

http://www.whatissocialnetworking.com/

http://en.wikipedia.org/wiki/Social_networking_service

http://ezinearticles.com/?Types-of-Social-Networking-Sites&id=4019476

Forums

http://en.wikipedia.org/wiki/Internet_forum

http://www.templatefolio.com/articles/1151754499.html

http://www.akamarketing.com/forums-pros-and-cons.html

http://skunkfoo.blogspot.com/2008/03/advantages-and-disadvantages-of-forums.html

Blogs

http://en.wikipedia.org/wiki/Blog

http://www.onlineedublog.com/blogs/

http://daparky.com/advantages-and-disadvantages-of-blogging/

Photo Sharing

http://en.wikipedia.org/wiki/Photo_sharing

http://lenzus.com/cgi/article?FreePhotoSharingSites

http://www.ehow.com/about_5104644_disadvantages-sharing-pictures-online.html

Video Sharing

http://en.wikipedia.org/wiki/List_of_video_hosting_services

http://answers.yahoo.com/question/index?qid=20100516200128AACJRqh

http://www.ehow.com/info_8356503_advantages-disadvantages-videosharing-websites.html

Social

http://screamable.com/advantages-of-social-networking.html

http://www.everyday-wisdom.com/social-networking.html

How it works

http://en.wikipedia.org/wiki/Facebook_features

Future Directions

http://www.youtube.com/watch?v=xwnJ5Bl4kLI

http://www.google.com/+/learnmore