You can often find cents off coupons or even coupons for free dog food in smaller sizes than you normally buy. It is very easy to find dog food coupons. You can search the internet and find offer after offer for cents off coupons as well as free dog food samples. When you combine these dog food coupons with store sales or use them at store that has double coupon days, you can save as much as three, four, or even five dollars. To get you to try new dog foods, manufacturers will often offer free dog food coupons