Target is giving away free 20 oz Coke Zero coupons. This offer is designed for mobile devices (phones, Kindles, iPads, etc.) so, if you are using a computer to access the link, use your “tab” button to navigate the form. Go HERE, click the “Redeem at Target” button, and enter your birthday and phone number (no dashes or spaces). A coupon for a free Coke Zero will be sent to you via text. Coupon is valid through 5/7/15.