Download the app. They have things for members often. Yes a free donut but many buy one dozen get a glaze dozen for a $1 or free. There is Usually a 2 dozen free limit
Only at certain times...
Really, a free donut... maybe on the National Donut Day!!! Though I'll let you in on a little secret, if you check the circular adds Dunkin Donuts does have a punchable coupon for buy one dozen get one free each week for about three months in certain areas!!!
Not that I am aware of.
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