You should teach your puppy to respect you as the leader in your home. Without proper respect, your puppy may learn words and routines but choose not to do them. I'm sure you know dog owners who say their dog "understands" them but doesn't do what they say.  They might even try to laugh it off by saying, "He's so smart he has ME trained!"  But that isn't intelligence – it's disrespect. And it can be traced to improper training right from the time the puppy was first brought home. Respect training is not something you can get "almost" right.  You must get it completely, consistently right – in a way that dogs understand.  I can help you with this. You should teach your puppy to respect you as the leader in your home.