Captain George Mainwaring served as a platoon commander in the army of occupation in France in 1919, was platoon commander of the Home Guard 1939-45, manager of Swallow Bank, as well as a magistrate, alderman and secretary of the Rotary Club, Walmington-on-Sea.
Also with the help of Guy Adams, wrote the two editions of Rules of Modern Policing, and the guidance of David Croft and Jimmy Perry, the creators and writers of Dad's Army.