Whitepaper examines applications for Gatekeeper Systems purchek system used to lock shopping cart wheels as part of loss prevention and electronic article surveillance systems. Whitepaper examines ...

Gatekeeper Systems, a US-based group that produces technology to prevent the theft of supermarket trolleys, is to float on Aim next week. The system sends out an electronic signal that locks the ...

Tesco shoppers have criticised one of the supermarket's new security measures it has introduced to curb people stealing trolleys. The measure sees shopping trolleys automatically lock when shoppers ...