This surety was to prevent the playing of unlawful games as well as for the maintenance of public order. Common selling of ale in booths at a fair by any person was permitted, however, "for the relief of the King's subjects that shall repair to the same", notwithstanding the rest of the Act.
This assurance was intended to prevent unlawful games and maintain public order. The sale of ale at fairs was permitted but only for the benefit of those attending.