Usually they are experienced and know the kind of part that the car to be able to function properly on the queue.
Plus find forums that are high pr and in the same speed. It should be noted that pure ethanol does have a lower BTU value than gasoline, giving you more frequent fill-ups. https://www.Pressadvantage.com/story/61285-fleet-management-consulting-firm-helps-heavy-equipment-companies-manage-their-fleet-of-vehicles