For the past thirty years airports and their employees have been very interested in the best methods for keeping passengers, pilots and airline personnel safe and from potential threats and all airports around the world have installed many security devices such as a series of remote cameras located in key areas of the airport and installing a metal detector at the entrance to each airline's series of gates is quite common. There are also many X-ray machines that guard each terminal entrance and some of these X-ray systems are for a customer's luggage while others are designed to scan a person's body.

Businesses very often have different security requirements from homes and choosing the best type of alarm system for a business may involve some investigation into current crime levels in a business's general area. The FBI has released information that says the summertime is when most break-ins occur because small businesses will often shutter their doors for a short vacation. For businesses that must close for any length of time with no one left at the business to stand watch over products and stored materials, installing wireless alarm systems is likely a good idea so as to help prevent crime when no one is at the business.