InPost, which has 10,000 parcel lockers in the UK, said the deal will help it ‘revolutionise’ the delivery market.

Royal Mail is installing parcel lockers in Sainsbury’s supermarkets across the UK, as the postal group races to catch up with rivals ahead of a takeover by Czech billionaire Daniel Křetínský .

So far, shoppers can take advantage of the shiny red lockers in Clapham, Desborough, Kempshott, Low Hall, Kidderminster, and ...