Because of their ease of use and efficiency, property owners in the commercial, industrial, and residential sectors are increasingly implementing QR-based guard tour systems. They are used by business buildings to secure lobbies, loading bays, stairwells, and parking spaces, and by condominiums to guarantee that security patrols all residential blocks and facilities. Structured patrol... https://exigasoftware.com.sg/qr-code-guard-tour-system/