This report provides a comprehensive analysis of accommodation services, focusing on Marriott International. It examines the roles and responsibilities of the housekeeping department, including executive housekeeper duties, and the department's structure. The report emphasizes the importance of forecasting for stock management, budget control, and environmental satisfaction. It details the interrelations between housekeeping and other departments, such as security and food and beverage. Furthermore, the report addresses the significance of hotel maintenance in improving guest experience and the critical role of security systems in protecting guests and assets. The report concludes by highlighting the accommodation sector's growth, the role of front office, and the need for interdepartmental coordination and security management.