Leash-training a dog is a simple task. However, there are a few things to remember. For example, in order to show your dog that you have control, always put him or her on a leash when you go outside. If this is done on a regular basis, it becomes normal for the dog, which is what K9 dog training is supposed to be about. After doing this for a while, your dog will get used to walking next to you instead of rushing ahead of you and trying to pull on his or her leash. If you keep working with your dog like this, there may even come a point where you are actually able to walk the dog without a leash. Remember to be patient, this process will take some time. Eventually your dog will learn that it needs to stay beside you when you take the dog out.