About 92.5 million US shoppers redeemed a digital coupon last year, and the number of mobile coupon users is expected to reach 53.2 million in 2014, according to eMarketer.
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About 92.5 million US shoppers redeemed a digital coupon last year, and the number of mobile coupon users is expected to reach 53.2 million in 2014, according to eMarketer.
Read more here.