Alarm systems can sometimes be the most important part of any security element within the premises of an organisation or business. It is utilised effectively in out of hours scenarios; this then has seen the same systems in place for decades with reviews only happening after an incident. The intruder systems have now evolved to IP networks and wireless capabilities to remove tracking of cables within existing buildings. New technology often gives better protection with fewer false alarms and more cost effective. Analytics and CCTV could potentially enhance what was once the role of a detector.