Your dog will see you taking a poop and learn that is where to take a poop. Before long you will be taking a poop together. A family that poops together stays together. Having your dog do tricks can be very entertaining. Impress your friends by having your dog learn some card tricks.
Magic tricks are also very good.
Get a twig or a ball. Once he gets it call him back. Give him a treat when he returns with the twig or ball. Remember this should not require you to unzip your pants. Have him fetch two beers and give him one beer.