Learn to read your dogs behavior and body language. Know how to interrupt your dog and perform a constructive correction. Gain understanding of behaviors and why they occur. Learn positive motivational techniques.
Be the best. Completely train your dog to follow your commands, maintain order and look like a pro. 
Learn puppy and dog handling procedures. Learn proper motivational and reinforcement techniques. Learn what does not work. Get your puppy started on good habits. Meet other puppies.