Walgreens: Bufferin money-maker

Here's how you can make money buying Bufferin at Walgreens this week:

Buy 1 Bufferin Low Dose (81mg 130-count) at $5.99
Use $3/1 Bufferin product coupon from the 10-17 SS insert
Stack with the $3/1 Bufferin Low Dose Aspirin Walgreens coupon from the Oct coupon book
Final Cost: Free after coupons
Plus, submit the mail-in rebate form from the 10-17 SS insert to turn this into a money-maker!

Thanks, Common Sense with Money!