Stacking coupons. Amazon has the 3-Pack 19.1oz Oreo Family Size Sandwich Cookies for $14.97. Select "One time purchase" and clip the $2.97 off coupon, then select Subscribe & Save option for $14.22 - 25% off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $7.51 with free shipping on $35+ or with Prime.