mileage

The total distance travelled in miles or in air miles.

The number of miles travelled by a vehicle on a certain volume of fuel.

An allowance for travel expenses at a specified rate per mile.

The amount of service that something has yielded or may yield in future.

“There’s quite a lot of mileage in language, speech and computing, particularly in research.”

Something worth taking into consideration.

“There’s some mileage in your argument.”