Dunkin’ Donuts: Get $2 for Registering a Gift Card January 4, 2010 This post may contain a link to an affiliate. See my disclosure policy for more information. Do you have a Dunkin’ Dounts gift card laying around? If you register any Dunkin Dounts card by February 7th, you will get a bonus $2 loaded to your card! That’s a FREE coffee! Thanks, Southern Savers!