Walgreens: Four boxes of Nature Valley Granola Bars for $0.40 per box

Buy 4 Nature Valley Granola Bars (6-pack) at $2 each
Use 4 $0.60/1 Nature Valley Granola Bars printable coupons
Use the $1/2 Nature Valley Granola Bars coupon from the Walgreens October coupon booklet (should take off $2)
Pay $3.60
Receive $2 RR
Final Cost $.40 per box

Thanks, Common Sense With Money!