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

sainsbury delivery slot   Dan sainsbury delivery slot

You can receive same-day delivery if you order by 12 PM and get groceries delivered by 6 PM, or you can store pick your order from 4 PM

You can book your delivery slot up to 14 days in advance Important Get more from Sainsbury's Food to OrderView more EnergyView more  For those without a Delivery Saver plan, Tesco Delivery and Click+Collect slots will open for all customers on November 21 at 6am It says the

spring slot Book your perfect delivery slot from to midnight, seven days a week Great choice of products at competitive prices, availability and ease of booking We are unable to contact customers directly but our online ordering system is working as normal and customers can place a new order now for delivery any time