Industrial Track (Series) is an on-going series designed around existing electronically controlled surveillance systems and their controllers. The viewer is given both an intimate and distanced perspective of electronic control and its aesthetics for surveillance personnel. Visual editing and industrial sound layering heighten the reality of a number of, at times, unsympathetic environments. In, Scannex Man, Gordon Wahn, a representative of 'Scannex Industries' is an expert in the marketing of security systems. Here he describes the industrial applications of surveillance technology.