walgreens.com has the 40oz Tide Liquid Detergent for $2.99 when you ‘clip’ $2 coupon found on product page or in-cart. Select free ship to store or free store pickup where available.

• Add one to your cart.
• 40-Oz Tide Free & Gentle HE Liquid Detergent
• 40-Oz Tide HE Original Liquid Detergent
  and more
• Proceed to checkout and clip the $2 coupon in-cart or on item page
• Total will be $2.99 + free ship to store or free store pickup.