FriendsFeed and Ning

FriendFeed is a service that makes it easy to share with friends online.

FriendFeed is a real-time feed aggregator  that consolidates the updates from social media and social networking websites,social bookmarking websites, blogs and micro-blogging updates, as well as any other type of RSS- Atom feed.
It is possible to use this stream of information to create customized feeds to share, as well as originate new posts.

Net-ebooks.com– FriendFeed

Ning is a Great online service to create, customize, and share a social network.

The service was launched in October 2005 and was hailed by TechCrunch as one of the fastest growing online services,
having reached 100,000-created network.

Ebook and Software on Ning