You forgot all your good manners.
He knows good manners and practices them.
It's always good manners to leave room for others.
Customer service - Telephone customer service, store greeters, and in-store customer service may be good jobs for seniors who were raised in an era where good manners and excellent customer service were the norm.
The Canine Good Citizen program has a dual purpose that emphasizes both responsible pet ownership and canine behavior that is characterized by good manners.