Online shoppers who browse deals through RetailMeNot’s discount and coupon code site during this 24-hour window can get generous cash back offers that are double or triple those of many rewards credit cards. RetailMeNot has dubbed this Cash Back Day, and hundreds of stores, including Amazon AMZN, +0.31%, Target TGT, +0.70%, Home Depot HD, -0.18%, Macy’s MACY, +1.43%, Disney DIS, +1.06%  and CVS CVS, +0.87%, are offering rewards for purchases made on their websites Nov. 7. The cash will then be deposited into the shopper’s Venmo or PayPal account next month, or given as a gift card. The deals include 20% cash back on Home Depot decor and furniture, as well as 20% cash back on Snapfish prints and products. Shoppers can get 10% cash back from Macy’s, Best Buy BBY, +1.70%   and Adidas ADDYY, +2.33%. And JCPenney JCP, +1.47%  is offering $15 cash back on purchases of $150 or more. So considering the average for a cash back rewards card is a little more than 1%, with some like the new Apple Card offering 2% on everyday purchases, consumers have the chance to rake in the rewards on Thursday. Retail experts told MarketWatch that the savviest shoppers can game the system by combining the...