Head over to Coupons.com and print the $1/2 Pepsi coupon (expires 10/31). Then head to your favorite store to pick up a couple of 12 packs!
Walmart, through 10/31
Buy (2) Pepsi 12 pack cans – $5.29
Use (1) $1/2 Pepsi 12 pcks
Final Price: $4.79
You can also buy a 24 pack and use this $1/1 coupon