Mobile coupon app gains traction with US retailers
Actor and entrepreneur Greg Grunberg, one of the leads on NBC's primetime series Heroes, forgot a cardboard coupon in his car one day last year and mobile coupon app Yowza!! was born. 'I thought why wasn't there a digital app that would bring the coupon to me, instead of the other way around,' he says, describing his Eureka! moment a year ago.
January 20, 2010
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