An automated check-in method includes receiving a sign-in selection, displaying a user registration, capturing a photograph, receiving user information and a visited user selection, displaying a registration preview, and transmitting a notification. A smart building automated check-in system includes a processor; and a memory storing instructions that, when executed by the processor, cause the system to receive a sign-in selection, display a user registration, capture a photograph receive user information and a visited user selection, display a registration preview, and transmit a notification. A non-transitory computer readable medium includes program instructions that when executed, cause a computer to receive a sign-in selection, display a user registration, capture a photograph, receive user information and a visited user selection, display a registration preview, and transmit a notification.