Claim the promotional offer https://www.groupon.com/deals/dunki...27_0&sid=474255b4a49c11e8a61fd289d02817d70INT
- Claim this deal by linking the deal w/ eligible credit cards (most credit cards are eligible)
- Pay for qualifying purchases at any participating Dunkin' Donuts location [Store Locator] with a linked card to earn up to $3 back (100% Back) on your first purchase
- Earn an extra 10% back (up to $3) on every additional visit through September 27, 2018.
- Cash rewards will be credited to your credit card statement within a few days