Add Yahoo as a preferred source to see more of our stories on Google. Instacart will start selling ads to food brands on its Caper smart shopping carts. Shoppers will even see ads customized to their ...

Having completed an initial, nine-month test of its RFID-powered shopping carts at two New Jersey ShopRite supermarkets, MediaCart is now gearing up for a second, larger pilot that will incorporate a ...

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