What makes a social networking site great?

Nowadays everyone has a favorite networking site (MySpace, Facebook, Friendster, Bebo, MyYearbook, Yuniti). With all the networking sites out there, there's very few people who haven't joined at least one.


So, why join one over the other?


What makes your favorite social networking site great?


What makes it better than "all the others"?


What do you think is missing in social networking sites?


What would you like to see?





I want to know what is missing in the world of social networks, it could be the next feature on yuniti! ( http://yuniti.com )

What makes a social networking site great?
I think being able to earn money from your profile as well as netwroking with old friends makes a social site great. I do both by using a new facebook application called SeatBOT. I put the details of the application below in my sources.
Reply:4254951029 call this number...this person knows about it a lot...