You can meet others in public rooms (nightclubs, restaurants, shops) and create private rooms for selected friends.
Ning takes the idea of groups to a whole new level.
The ability to create your own community makes Ning a great home away from home for organizations and groups looking to fill the social void. Classmates: is different from most social networks, in the sense that most of its features are available to premium member.
Once the friendship is confirmed all the people in your friends' Friend Space become part of your network.
In that sense, everyone on My Space is in your Extended Network.
As part of terms of My Space, the user must be at least 14 years old to register. Twitter: Twitter is a very simple service that is rapidly becoming one of the most talked-about social networking service providers.
When you have a Twitter account, you can use the service to post and receive messages to a network of contacts, as opposed to send bulk email messages.There are more than 75 million professionals registered on Linked In. Bebo: In the United Kingdom, Bebo is the second best social network.Bebo allows users to create social networking profiles for free. It's the simple act of expanding the number of people you know by meeting your friends' friends, their friends' friends and so on.In fact, many of us today use Twitter and Facebook to promote our existing and upcoming businesses.You can build your network of contacts, and invite others to receive your Tweets, and can follow other members' posts.