I do reuse them, and I have a load of "proper" bags in the boot of the car. But I can't carry bags around with me on the random off chance that I will go to th

I do reuse them, and I have a load of "proper" bags in the boot of the car. But I can't carry bags around with me on the random off chance that I will go to the shops that morning or afternoon or whatever. Just let me buy paper ones for the actual cost, and not some price gauging plastic bag.