The bureau enforced its contracts with zeal, moreover, and did not allow a farmer to exceed the limit by so much as a single plant. Ku tried to persuade his fellow tobacco farmers to set up a "monopoly bureau" of their own, but everyone was hesitant, so he abandoned tobacco farming altogether.
古德福曾想遊說鄉親成立「自己的公賣局」，但因大家猶疑不前而作罷，後來煙葉也就不種了。