And companies will also be able to distribute the Group Buy widget through their own publisher network.

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The move, one of the first major steps to monetize YouTube's millions of hours of video content, allows any publisher in the network to have videos automatically placed on his or her site based on the site's text content.

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Although both the network and publisher likely maintain fraud detection analytics, neither are necessarily motivated to tighten the reins on potential fraud.

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How does an ad network or a publisher ensure that the privacy of consumers is not compromised, while helping advertisers to reach the consumers.

WSJ: Managing in Asia: InMobi Aims to Add Value; Atul Satija

's MySpace and Time Warner 's AOL could theoretically take their business away from DoubleClick as well, given that Google has begun transforming into a rival publisher via sites like YouTube and its Blogger network.

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's (nyse: NWS - news - people ) MySpace and Time Warner 's (nyse: TWX - news - people ) AOL could theoretically take their business away from DoubleClick as well, given that Google has begun transforming into a rival publisher via sites like YouTube and its Blogger network.

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TNT, Cartoon Network and Home Box Office and is a publisher of magazines, books and web sites.

BBC: You are in: Business