Every Monday, for the month of May, Dunkin’ is offering it’s DD Perks members a medium ice coffee for $2 for a limited time. If you are not a DD Perks member, it’s Free to join. DD Perks is Dunkin’s Loyalty program, very similar to Starbuck’s Rewards, you earn 5 points for every dollar you spend and 200 points gets Free beverage of any size. [Store Locator]