It seems the drivers are asking for both sides... If up-front is an underestimate, they want the contracted milage/time rate. If it's an overestimate, they want

It seems the drivers are asking for both sides... If up-front is an underestimate, they want the contracted milage/time rate. If it's an overestimate, they want the up-front pricing. There is no problem with that. Many contracts are drawn up that way. I think it may even offer a great incentive to drivers to make trips faster. But it doesn't strike my outrage nerve that it's not happening now.