ABC News: Top Stories
Nov 19
|16:47
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Yelp, the online review website, has taken on the role of private detective. With more than 71 million visitors monthly, Yelp is using a computer filter to help uncover companies that purchase fake positive reviews, calling out the offenders and then showing the world its...Read more http://feeds.abcnews.com/click.phdo?i=bb88bd5128df0dee996afd283e7afffd
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