If you're a Dunkin Donuts fan, here's how you can get free coffee and donuts.
Enroll in the Dunkin' Perks program and get a free medium beverage plus another free medium beverage on your birthday.
All you have to provide is your name, email address, and zip code.
If you have an American express card, you can enjoy extra perks.
Enroll your card, then use it at Dunkin Donuts four times within a month, and you'll get a $5.00 Dunkin Donuts card.https://www.dunkindonuts.com/content/dunkindonuts/en/ddperks.html