The following should be evaluated and enacted for physical security reasons: defining security requirements and their strength based on InfoSec standards, having physically secure perimeters with no gaps or easy break-in points, using solid construction for walls, floors, and ceilings, protecting external doors with protection tools like locks and alarms, locking windows and doors when unattended, considering external protection for windows, especially at ground level, alarms, reviewing, and testing fire doors and walls to meet standards, and ensuring fire doors work as required.