Sign up to receive a FREE Dunkin’ Donuts Bakery Series Coffee Sample Pack! You’ll get three different coffee samples: Blueberry Pancake, Dulce de Leche Cookie, and Coconut Caramel. After you try all three samples, you can visit their website and vote for your favorite flavor. Just for voting, you’ll be entered to win a $5,000 grand prize. Limit one sample request per household. Hurry, this one won’t last long!