My dog is treated being a child within my house. These dogs help their disabled or unwell masters, in carrying out basic functions, which they themselves cannot do. It is perfect for this reason that it is important to choose a collar and leash that can be used to keep the pet under control, without the likelihood of causing problems for yourself or it.
Consult a professional dog trainer or dog behavior counselor if you have a dog behavior or training problem. This positive method of reinforcing your commands, by rewards for obedience is highly recommended. Training Your Dog with A Clicker