I was having that problem with my Lab, who would even push open the screen door if it wasn't fastened securely. Now I have him sit and stay about six feet from the door every time he goes outside. I still don't trust him, but it's helped.
__________________ Mike ~ Doting Dad to Jillie, Harper, Molly, Cooper, Eddie (RIP), Lucy (RIP), Rusty (RIP) and Jack (RIP). Check us out on YouTube |