Social Networking Social Media Web Design. Website Design & Software programming tips
http://www.webbizideas.com/social-networking-social-media-web-design

In the early days of social networking it was common for one user to select a network and stick around. This is no longer the case as these services have matured and people are using multiple services. The users you are looking to obtain are already using Facebook, Twitter, Flickr, or YouTube.
That's the key when developing a social network you want to integrate as many other social services as possible.