Walmart is a great place to coupon for laundry products like Purex. Prices are low and couponing at Walmart is easy and straightforward.
For this deal:
Buy 1 - Purex Crystals, 21oz, $3.97 at Walmart
Use - Save $1 on any ONE Purex Crystals In-Wash Fragrance Booster (any size), SAVE 03/12, ex. 03/26
Pay - ONLY $2.97 for ONE 21oz Purex Crystals!