In recent years, the use of Closed Circuit Television (CCTV) in the UK has grown to unprecedented levels. Between £150 and £300 million per year is now spent on a system that involves an estimated 200,000 cameras. According to the British Security Industry Association, more than three quarters of these systems have been professionally installed. Most towns and cities are moving to CCTV surveillance of public areas, housing estates, car parks and public facilities. Growth in the market is…