This 2-Pack of Tide Free and Gentle High Efficiency Detergent drops from $22.29 to $11.97 to $8.37 at Amazon when you "clip" the $3 coupon on the product page, and checkout using subscribe & save, which gives you an additional 5% discount (you can cancel at anytime by logging into your account). With free shipping, this is the lowest price we could find by $10. You can also get free shipping with Amazon Prime, but the price will $8.97. Note that other scents are available, but the free and gentle high efficiency is the only option at this price. Sales tax is charged in most states.