Click here to sign up for Dunkin' Donuts perks! Right off the bat they'll give you a free cup of coffee. Another one will come around your birthday.
On a completely unrelated note, I probably should've mentioned 30 blog posts ago that if you don't have a separate email for all this junk, I suggest you get one tonight. Mine is allies coupons @ hotmail.com. I use it for all these types of things that will inevitably end up sending me 200,000 pieces of email. This way, I look at it when I want to look at it. Give it a shot!