Home Slickdeals Amex Offers: Get an extra 10% back on purchases, up to a... Slickdeals Amex Offers: Get an extra 10% back on purchases, up to a total of $20 at U.S. Supermarkets By ARCOM - 10 November 2022 42 0 SHARE Facebook Twitter Go to the deal page: Amex Offers: Get an extra 10% back on purchases, up to a total of $20 at U.S. Supermarkets