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Retail Giant Tesco Ramps Up Digital Offering With Free Online U.K. TV Service That Shows Ads Based On What Loyalty Card Users Buy

Mar 06, 2013 Natasha Lomas

In a world of big and small data it's easy to forget bricks and mortar supermarkets have been gathering intell on their customers for years, thanks to loyalty card schemes. U.K. supermarket Tesco is p