As reported on Phoenix, AZ, ABC 15, "Bring in a coffee cup from a competitor and you'll get a free medium coffee from Dunkin' Donuts this month.The program, called Step Up Your Cup, lasts from now until February 3 at all 17 Phoenix-area Dunkin' Donut locations.According to officials, the deal is Dunkin’ Donuts’ effort to promote the chain's belief that they offer the best cup of coffee in the Valley. To get the offer, customers must bring in an old cup from any coffee retailer to "Step Up." In return, they will receive a free medium (hot or iced) coffee. "
