Offer ends 6/2. Sign up or sign in to SavingStar to earn cash back on your groceries. Buy any loose, unwrapped tomatoes and earn 20% back (maximum $2 reward)! This app is easy to use on your computer or mobile. Sign up, link your store savings card and pick the offers you want to cash in on. When you swipe your store card during checkout, your savings will automatically be put in your SavingsStar account. Just be sure to activate the coupon before you make your purchase. See coupon for exclusions.