Why do Marriott waiters ask for room numbers?

Convenient for inspection. According to the operating information released by Marriott Hotels, it was found that the Marriott waiters reported the room numbers to the housekeeping department, which conducted unified inspections and immediately dealt with any problems found. To facilitate the inspection, all waiters were required to report the room numbers. Marriott Hotels are hotels under the Marriott Group. Marriott International is the world's leading hotel management company.