A search on the internet will pull up hundreds of dog food coupon offers. 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. These offers are legitimate and can save you hundreds of dollars a year. Dog food coupons not only save you money but also offer you the chance to vary what your dog is eating