Convenience Stores (7-Eleven, Circle K, Cumberland Farms).Warehouse Clubs (Sam’s Club, Costco, BJs).Grocery Stores (Trader Joe’s, Whole Foods, Kroger’s).The biggest advantage Fetch Rewards has over their competitors is that it doesn’t care where you shop at, it allows you to scan shopping receipts from ANY types of stores, including: You can enter a referral code anytime before you scan your first grocery receipt. To enter the sign-up bonus code manually, go to the “ Me” section at the bottom right-hand corner of the app and then click on “ Refer for Points“. Use the promo code MONEYNINJA when you sign up and you’ll get a new user bonus to get started. It’s available to download both on Apple iOS and Google Android phones. Fetch Rewards is a mobile app that lets you earn rewards just for scanning your grocery receipts.