SHOPPERS are furious after Sainsbury’s increased the minimum amount customers need to spend for fee-free deliveries by £10 per order. From April 7, customers need to spend £50 instead of £40 ...

Retailers know the first number you see shapes what feels like a deal. A crossed-out $120 next to $60 triggers that rush of saving money. But often, the $120 price never truly existed. Consumers’ ...