Training Rant - Excitement

How many of you out there have a friend that comes over and plays rough with your dogs? The friend that comes, sits on the floor and plays with toys, heavy pats, picks up your dogs, spins them on the floor, etc. Perhaps he/she comes over and begins a game of tug with your dog which may or may not be a game you allow your dogs to play? Perhaps it is a child? Or an adult who won't listen to your