Facebook Will Use Datalogix Offline Purchase Records To Show Ads The Perfect Number Of Times

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http://techcrunch.com – Show someone a Facebook ad once and they’ll forget, 100 times and they’ll be annoyed. So Facebook is going to use offline purchase data to help businesses increase ROI up to 40% by showing them the “sweetspot” of ad frequency, it announced today at New York’s Advertising Week. Privacy fears flared recently when the Financial Times revealed Facebook was working with in-store purchase tracker Datalogix. Facebook has since reassured users their personal data is only shared securely and they can opt out. Most won’t, and the data will let the social network draw (IT news)