Why do I need to choose a slot before I place my online groceries

Why do I need to choose a slot before I place my online groceries sainsbury book a slot book slots for Tesco Asda, Sainsbury's, Morrisons, Waitrose and Ocado book themselves either a delivery or Click and Collect slot sainsburys delivery slot What is the last Sainsbury's Christmas delivery slot available? Sainsbury's deliveries for Christmas are available until 23 December The

sainsburys delivery slot Sainsbury's Christmas delivery slots will be available to book from this week · Click & collect slot bookings open on 20 November for all

sainsbury delivery slot Sainsbury's will begin letting its Delivery Pass customers book their Christmas delivery slots from October 16 Meanwhile, regular shoppers will Tesco, Asda, Sainsbury's and Morrisons are among the UK supermarkets who have revealed when you can book your Christmas food delivery slots