Walgreens has Purex Laundry Detergent 24-33 loads or Ulrta Packs on sale this week Buy 1 Get TWO free. There is also a great $1.50/2 Coupon to stack with it to get it down to only $1.25 per bottle.
Use 3 $1.50/2 Purex Laundry Detergents Coupons
(or if you don't have 2 computers you can use two of the above and two $0.50/1 Purex Coupon here)
Final Cost= $7.48, only $1.25 each