Using a potty-time timer to alert you and your family when your puppy needs to go outdoors. This way, you can get them out of the home before any mishaps occur.
Make sure your dog associates positive experiences with his box throughout training.
Puppies require plenty of rest and discipline, so utilize the crate both at home and while you're away to facilitate the former.
It will be much simpler to provide orders once they understand what they should be responding to.
The remainder of the advice is useless unless you stick to it consistently. This is the first piece of advice every animal trainer will give you.
Keeping to the same routine every day shows your dog that you are in charge and will take care of him no matter what.