Department stores, supermarkets and small specialist shops – in every retail store surveillance cameras are being installed in order to be able to document waste and robberies. But when the police receive the recordings of a criminal act, they are unable to use 7 out of 10 for the investigation. The police encourage shops to seek professional advice when they wish to put up the electronic eyes… There are several reasons that the recordings are useless… –Regretfully some try to act as camera fitters themselves, but the usual result is that the surveillance is incorrectly installed and inadequately adjusted – simply because very few have the necessary skills to evaluate factors such as light, angles and reflection.

Source:  SecurityWorldHotel.com