Tesco, Boots, Sainsbury’s and Co-op all commissioned SBXL, a little-known behavioural analysis agency, to record customers in their aisles.
Secretly filmed while you shop: Some of Britain's biggest stores record their customers
Tesco, Boots, Sainsbury’s and Co-op all commissioned SBXL, a little-known behavioural analysis agency, to record customers in their aisles.