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 sainsburys book slot We recommend that you book a delivery slot as soon as you log in to the website Get more from Sainsbury's Food to OrderView more Energy sainsburys book slot Sainsbury's opened up their delivery slots to advance customers on October 16 All other customers will be able to book from October 23 M&S

sainsburys book slot Sainsbury's are not opening slots for Christmas Eve Asda Much like All potential customers across the country can book a slot

sainsburys delivery slot Book an ad · Voucher Codes If you're unable to find an available slot, please check back regularly as we continue to release new slots  book slots for Tesco Asda, Sainsbury's, Morrisons, Waitrose and Ocado book themselves either a delivery or Click and Collect slot