its easy get your self a empty can of coke put some pennys in it about 25 cents worth when he jumps up on you tell him no then shake the can dont push him away he think you are playing with him to teach him how to sit put him on the leash walk him around the yard pick up some small treats for him hold the treats over his head pull up on the leash and tell him to sit use the treats as a reward dont give it to him if he does not do it try that for about an hour a every other day