Online Collective Action is the phrase associated with community collaboration on the internet. Sites that require people to introduce, edit, review and rate are all part of this picture. They include sites like Wikipedia, Digg and Yahoo Answers. They're all great sites and a new one appears on the scene with increasing regularity.

So how can businesses use them?

Don Tapscott's latest book Wikinomics looks at how these collective actions are affecting business and vice versa.

And in true wiki style it asks for readers to add their own experiences of either creating collective action programs or their reviews of them.

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