Amazon has the 20oz Palmolive Ultra Strength Liquid Dish Soap (Original Green) on sale for $2.68 - $0.33 off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $2.22 with free shipping on $35+ or with Prime. $2.68 at Walmart.