QR codes help some smartphone shoppers to make their decisions and purchases - QR Code ... - 0 views
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Nielsen found that – not terribly shockingly – the way in which the smartphones were being used and whether QR codes were scanned had a great deal to do with what the person was hoping to buy and where he or she was shopping.
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the most popular place for mobile shoppers to use digital coupons was in grocery stores.
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41 percent said that they’d used their devices for those discounts at grocery stores, while another 41 percent said that they’d used them in department stores, and 39 percent said that they had redeemed coupons with their smartphones at clothing stores.