TECH
09/25/2012 09:29 am ET Updated Nov 25, 2012

Facebook Now Knows What You're Buying At Drug Stores

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In an attempt to give advertisers more information about the effectiveness of ads, Facebook has partnered with Datalogix, a company that "can track whether people who see ads on the social networking site end up buying those products in stores," as The Financial Times's Emily Steel and April Dembosky explain.

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