security patrol device

If you are a private patrol firm looking to upgrade to a patrol guard tour system, you may find plenty of options available in the market. But, to choose the best real-time guard tour system, you need to know the types and how each one works & can be useful to your private patrol business. Here we have compiled the major types of  patrol guard tour systems to help you narrow down your search: 1. Watchman’s Clock System A watchman’s clock is a mechanical based patrol guard tour system used [...]