Interesting ICO document explaining how shops can use your phone to track your every move

Technology has been developed which could allow a store to track your shopping movements using the Wi-Fi on your mobile phone.

This technology, which is starting to be rolled out in shops, allows retailers to use the customer journey to build up a picture as to how people typically use the store. It uses the MAC address of a smartphone which can, in many cases, be linked to a specific individual.

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