The holder of either a full service salon permit or a limited practice salon permit is responsible for: The condition and operation of the salon in compliance with the laws and regulations governing the practice of beauty culture; Displaying a sign containing the name and nature of the establishment, in at least 3-inch bold display-type lettering, on the outside of the premises in full view of the street or public walkway unless otherwise directed by the Board; Displaying, in full view of the public: The salon permit, A zoning certification or other approval for the practice of beauty culture on the premises, and A condensed version of the laws and regulations regarding the licensing and regulation of operators and salons, as provided by the Board; Ensuring that all employees of the salon are properly licensed or registered; Ensuring that an employee does not perform services beyond the scope of the applicable license or registration; Employing a sufficient number of licensed personnel who are qualified to supervise the training of apprentices to ensure that each apprentice being trained in the salon is individually supervised and trained.