The books on training your dog will create a bond between you & your dog. That's the goal I aim for in training. My method of training your dog is the best way to train puppies as well as older dogs. I use large hard to handle dogs in my books. You will make a good citizen of your dog using the lead Training method of training. I have tried & tested my drag lead training on many dogs. All met with the same results. A dog with great training. !!! Your dog will be happy you took the time to train him.