Dunkin’ is offering it’s DD Perks members a Medium Holiday Blend Coffee for FREE for a limited time. You must use their mobile app to order ahead to get this deal. Offer ends November 27, 2022. 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 points for every dollar you spend and you can redeem them more Dunkin’. [Store Locator]