Did you notice the Rebate to get $5 back when you spend $20 on GP essentials? It's on the cover of the RedPlum 3/14 insert or you can go here.
Spend $20 on participating products and get back $5 between: 3/11-4/18. You can have multiple receipt(s) so this purchase doesn't have to be done in 1 transaction. Also,you have to mail in the rebate form found here, include cash register receipt(s) with items circled, and UPC's cut out of the product.