Racoons are afraid of no one and no dog or cat. They are dangerous and will bite. Keep a bright light on your porch to keep them off. Put your trash cans in a locked area. They can climb and open doors, take metal can tops off, roll over trash cans, eat any dropped fruit and will live in a hole in a tree or in your chimney. One of the books that comes around has a unit that keeps them 50 ft away from your house. It was pretty reasonable