"Building management requires multiple types of control and security systems to ensure the correct functioning of a building, the safety and security of occupants and assets. Relevant areas include: 1) Video surveillance systems use cameras to monitor and record activities in and around a building. 2) Network connection, powering and installation of IP cameras. 3) Integration of Access Control; Intrusion Detection; Alarms; Fire and Smoke Detection; Lighting; HVAC; Key Management; Visitor Management; Intercom; Elevator Control; Energy Management; IoT Sensors and devices. Some or all of these can be integrated, to varying degrees, into an Integrated Security Management Systems for centralised Command & Control."