Guard patrolling refers to an act of a group of people, unit of persons, vehicles, etc., employed for reconnaissance, security or combat that go through an area or building by walking or going around making sure that it is safe or for the purpose of watching or protecting. Modern systems are based on handheld data loggers and RFID sensors. These persons or units also carry a portable electronic sensor (PES) or electronic data collector. These data collectors gather specific information that is transmitted and Computer software used to compile the data from the collector.





