CCTV equipment can provide instant alerts of problems, ensuring crime is substantially reduced and covered, while also providing valuable evidence to improve conviction likelihood. CCTV security systems can be used internally and externally to protect people, property, vehicles, and valuables, and is considered the most effective crime reduction method. Access control systems allow controlling who enters premises, when and where, and can secure certain building sectors while reducing timesheet procedures and integrating with HR and other security systems for centralized site management.