Quote Originally Posted by Corvin View Post
I've always wondered, what happens if the dog is chasing something across the yard? It gets up to speed, gets zapped by the fence as it goes through the "invisible fence" but doesn't have time to stop. Now your dog is stuck on the other side of the fence and can't come home because of the fence.
My dog used to chase the mailman and break through our invisible fence often, and you're correct once across (at least on our cheap-o model) she could not get back across.