Visit this offer and sign up for Dunkin' UpDDate account. Free medium beverage of choice includes any iced or hot coffee, tea or latte, hot chocolate or Coolatta® beverage. All cooler beverages are excluded. You must complete your Dunkin' UpDDate account profile within the month you enrolled and include your mailing address in order to receive your free beverage coupon. Plus, you'll get a free medium beverage of choice on your birthday!