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

Sainsbury's relaunches same-day online delivery across 250 stores sainsburys delivery slot
➡️【Mk.com】✅यह स्थान दिन के 24 घंटे खुला रहता है✅, जिसमें ब्लैकजैक, लिमिट और नो-लिमिट टेक्सास होल्डम, नो-लिमिट ईज़ी बैकारेट, थ्री कार्ड पोकर, पै गो पोकर और बहुत कुछ जैसे गेम उपलब्ध हैं। ✅  Then click 'Start Shopping' Your delivery slot has been reserved until 2:47pm today Please check out before then to guarantee your slot sainsburys book a slot Sainsbury's will start to allow Delivery Pass shoppers to book slots from October 16 You'll receive an email when slots are available to book

sainsburys delivery slot It says: We've increased the number of home delivery and Click and Collect slots available and are on track to offer 800,000 weekly slots As a