American Smart Phone Mobile Coupon Users, 2010-2014 [CHART]
Based on new data, eMarketer has revised its 2012 projection for smartphone coupon users upward to 29.5 million from its previous forecast of 28 million. eMarketer estimates the number of smartphone coupon users last year rose by 66%, following a growth rate of more than 100% in both 2010 and 2011. Read the rest at eMarketer.