Through the end of this week, Purex laundry detergent is on sale at Walgreens, buy one get one free! According to the Walgreens coupon policy, a coupon can be used on a free item. Print off this brand new coupon to save $1.50 on two detergents, making each one only $2.15!

Buy 2 Purex Liquid Detergent, 33 loads $5.79, regular price
Buy One Get One Free through 9/28
Use one $1.50/2 – Purex Laundry Detergents, limit 4 like coupons in same shopping trip – (coupons.com)
Final Price: $2.15 each, when you buy 2