Smart buildings are changing how buildings are managed, with new technologies impacting ownership, users, and operations. Facility management plays a crucial role in ensuring smart buildings function optimally, requiring expertise in both technical and non-technical aspects. By integrating services efficiently, smart buildings can save costs and improve operations. Facility managers need to oversee various disciplines and ensure they work together seamlessly to meet user needs. The study emphasizes the importance of smart building management for maximizing building use and sustainability, quantifying the benefits of facility management based on service integration.