This document discusses smart buildings and the technologies used within them. It defines a smart building as one that uses automated systems to intelligently control lighting, appliances, security, and more using a centralized network. Devices within a smart building can communicate with each other and be controlled remotely using voice commands, apps, or other inputs. Common smart building technologies allow for energy savings, lighting control, security features, home automation, and entertainment integration. The document provides examples of specific smart building products and components that make the automation possible.