Seriously, dogs bark for many different reasons. Your Miniature Schnauzer could be barking because he's bored, lonely, hungry, wants to play, wants to go out to potty, sees a stranger, sees another animal, sees anything interesting& there are hundreds of reasons. And quite honestly, it's not even realistic for you to try to stop your dog from ever barking. After all, and please brace yourself as you may find this shocking but...