You want to teach your dog to fetch but he has no interest to running after toys or balls. First, consider the ball you're using. Your dog will be more interested in playing fetch if he likes his ball. Next, introduce a ball on a string—most dogs can't resist chasing one of these. Finally, teach your dog to drop by showing him another ball. Watch this quick video to find out how to perform each of these tips and turn your dog into a fetching fanatic.