Facebook to Track Users Across Devices to Study Shopping Habits
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Facebook Inc. will let advertisers know where a promotion was first viewed and when it led to a purchase by tracking users between their electronic devices, a tool that may reignite privacy concerns.
Marketers will be able to see the number of users that clicked on an ad, whether they used a smartphone, tablet or desktop computer, and which device was used to buy a product, Menlo Park, California-based Facebook said in a blog post today.