To really take advantage of this deal, stock up and put 10 boxes of the granola bars with the promo into your account:
Buy 8 boxes of Quaker bars with the Buy 2 Get 1 Free promos on them
Use 2 of the Buy 4 Get 1 Free coupons and get 2 more boxes
So, you will have 10 boxes of granola bars
Submit the codes on the boxes and you will get 5 free product coupons! (There is a limit of 4 coupons per household, so you can gift one to a friend using their address).
So you will pay for 8 boxes ($15.92) and will get 7 free products (2 at point of purchase and 5 in the mail)!