Your Questions About Best Dog Collars For Training

Richard asks…What can I do for a greyhound and Invisible Fence?I am pet sitting for a friend that has a greyhound. She got an invisible fence system put in around the perimeter of her property. He hadn't challenged the border once he got zapped a few times. This makes me sad but it seemed effective. After a few months of his training she felt she could take the collar off and he seemed to sense the freedom and took off. I feel bad about this whole mess. She did have tag on him and he is

dog protection training