If you haven’t already, be sure and download the Sonic Drive-In app. After setting up an account you'll get a coupon for buy one, get one free waffleberry brownie master blaster! Look for your coupon on the ‘Redeem’ tab and simply show the coupon at any participating Sonic Drive-In.
Valid through January 31, 2017
If you missed it, when you join the Sonic Cruiser email club and you will receive Cool stuff and something for your Birthday. Parents can sign up their kids for the Sonic Kids Club. Kids will get special offers on their birthday, Special access to online games.
Last but not least, be sure to follow Sonic Drive-In’s Utah / Idaho Facebook page. They occasionally giveaway Sonic gift cards on their page.
Go here to find your nearest Sonic location.