Within two decades 1 in every 9 Americans had received a free Coca-Cola
Sunday morning coupon clipping Would often take of 2/3 of the newspaper Popular because they could be printed at unlimited quantities
Mobile couponing redemption rates often exceed 50%, while paper coupons typically have a redemption rate of .2% to 2%
Deal of the day discount: If a certain number of people sign up for the offer, then the deal becomes available to all Small businesses becoming swamped with too many customers
Soon after the initial launch they expanded to Boston, New York City, and Toronto It's first deal was a half-price offer for pizzas from the restaurant on the first floor of its building in Chicago