Morrisons is focusing on helping those only picking up a few items get through stores quickly.
There is a “speedy shopper” queue for those using baskets, and three basket users can go in for each trolley.
Aldi has a traffic light system in place.
It will monitor the footfall in and a red light will tell customers when they cannot enter.
M&S has launched food boxes ranging from £15 to £40 that cater to different dietary requirements.
These include the Essentials Food Box, the Vegetarian Essentials Food Box, the Made Without Wheat Food Box and the Traditional Meals Food Box.
The Summer Box contains everything you need for a picnic.
Aldi launched a garlic pizza bread that tastes ‘just like Domino’s’ for 99p.