 on or you run the risk of creating more reaction to the dog. So you need to know when to correct your dog, when it's appropriate to correct, when it's appropriate to redirect. So if you're calling a dog trainer about a dog at the shelter and the dog trainer says, I can fix that with a collar, then I would be leery. I'm not saying go to a purely positive. That's not going to work for your dog either. It might work through the training, but when you get the dog home, it's not going to work for your dog.