Asked how his group had managed a 22% gain in membership, Chris Irving said this: “We help them to make money by educating them and showing them the best way to conduct their business. We have furnished them, free of charge, uniform estimate sheets and a filing system. We have a free printed collection system and uniform contract blanks. We have furnished our members, free of charge, a system for calculating overhead expenses, and insist on the necessity of including overhead on all work. . . .”