Print a new buy 5, get 5 free Sheba Perfect Portions coupon and head to Walmart, where these are priced at 70¢ normally…

Buy (10) Sheba Perfect Portions cat food @ 70¢ each ($10.00)
– Use (1) Buy 5, get 5 free Sheba Perfect Portions coupon
Final Price: $3.50 wyb 10 (35¢ each)