Amazon has a 3-Pack of 45 fl. oz. Tide Liquid Laundry Detergent Pouches (HE High Efficiency, Original Scent) for $19.99 - $6 off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel at any time) = $13 with free shipping on $25 or with Prime. Roughly 14 cents per load of laundry.