You can buy one ice cream, get one free at Bruster’s on Sunday, July 17, which is National Ice Cream Day!
All you need to do is follow this link to get the coupon: http://brusters.azurewebsites.
If it says the coupon is no longer valid, simply change the email address in the url to something else (e.g., from email@example.com to firstname.lastname@example.org) and it’ll work. You can print out the coupon, or present it on your phone. This coupon is straight from their rewards club, so it’s legit.