OMAHA WORLD-HERALD — Dec 26 — For a growing number of workers, more networking happens online rather than over martinis. Sites such as LinkedIn.com, Facebook.com, Spoke.com, and Friendster.com all foster networks that let members multiply their connections exponentially. Linkedin differs from other networking communities in its business emphasis and more conservative approach.
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Mark Brooks: It's a shame Ryze isn't mentioned in this article. Linkedin and Ryze are my favorite business networks. Linkedin has been invaluable for business development work.

There are also several community sites which promote special interests while let members build their network. For instance, zorpia.com let you member build album and share photos while building a network. All the photos can be searched and shared. Meanwhile, it seems the business model of online dating site is changing. By relying more on Advertising Revenue from Publisher Network such as Google AdSense, more and more dating sites are making dating itself as a free service to members so that they can attract more traffic and increase their monetization with web publisher program.