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 delivery slot Sainsbury's has delivery slots available from £1 and it is free if you order over £100 worth of items There is a hint demand is higher than sainsbury delivery slot Tesco, Asda, Sainsbury's and Morrisons are among the UK supermarkets who have revealed when you can book your Christmas food delivery slots

sainsbury delivery slot I've never had a problem with Sainsbury's slots I get early access as I have a delivery pass though Always get a slot for the evening of the

sainsbury book a slot You can book your delivery slot up to 14 days in advance Important Get more from Sainsbury's Food to OrderView more EnergyView more  Putting the Sainsburys online delivery service through its paces and giving an honest review