How supermarkets get your data – and what they do with it via @DonnaFerguson

We all know supermarkets use information about our shopping habits to target us with personalised vouchers and offers – but how would you feel about sitting down to watch a movie and being confronted with adverts based on what was in your shopping trolley a few hours earlier?

The post How supermarkets get your data – and what they do with it via @DonnaFerguson appeared first on theguardian.com
Theo dõi thêm thông tin tại: https://giakesieuthivinatech.blogspot.com/