Facebook, MySpace and the like are hugely popular with millions of people around the world using them to communicate with friends. But do these services offer real opportunities for entrepreneurs looking to grow a successful company? Dan Martin, BusinessZone.co.uk editor, investigates the business benefits of social networking.
It can't be denied that social networking is huge. If you're not a member yourself, the chances are that you'll know at least one of the 31 million people who spend time poking and turning friends into zombies on the phenomenon that is Facebook.
Dragons' Den judges James Caan and Deborah Meaden and social entrepreneur Karen Darby are some of the successful entrepreneurs who feature in our exclusive videos. 
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