What does it mean to rent a hotel vacant?

The rental of hotel vacancies exceeds the rental time and rent. Vacancy refers to the increase of time, check-in date and check-out date. Over-rent refers to a fixed period of time every day, and the hotel computer management system will add one night's room rate in each room of the hotel according to the corresponding room rate. The process is as short as ten minutes and as long as three or four hours. The duration varies depending on the hotel management system or network.