Social Networking sites (popular)

[gio_in.the.house]

Facebook:

https://www.facebook.com/
-Open to people 13 and older
-Registered users (as of August 2009): 250,000,000

Friendster:

http://www.friendster.com/
-Open to people 16 and older
-Registered users (as of August 2009): 90,000,000

hi5:

http://hi5.com/
-Open to people 13 and older
-Registered users (as of August 2009): 80,000,000

MySpace:

http://www.myspace.com/
-Open to people 13 and older
-Registered users (as of August 2009): 263,920,102

Orkut:

http://www.orkut.com/
-Open to people 18 and older
-Registered users (as of August 2009): 67,000,000

Tagged:

http://www.tagged.com/
-Open to all
-Registered users (as of August 2009): 70,000,000

Twitter:

http://twitter.com/
-Open to all
-Registered users (as of August 2009): 44,500,000

Windows Live Spaces (MSN Spaces):

http://home.spaces.live.com/
-Open to all
-Registered users (as of August 2009): 120,000,000

***GiO***