Download or open the Miles app on your phone and go to rewards. Search for chewy and redeem for the $15 off offer. If you don't have enough points, go to account in the app and enter special code: LIKEONFB to get 250 points. They'll email you the $15 off $49 coupon code in a minute or two. Then go to Chewy and add the products you want. If you use the Buy 2 Get 1 Free section you can add $50 of items and it will be $9. https://www.chewy.com/b/cyber-week-2732? Make sure you choose autoship at checkout to get 50% off your order for new accounts. Once your order ships you can cancel the autoship subscription in your account.