> I'm buying a used car from a guy. His pics show the odometer to be at
> 9000 miles. The Carfax report says the mileage is 14, 327. Something is
> not right. This guy says that Carfax does not know his mileage but is
> estimating based on his lease agreement of 12,000 miles per year. Does
> this sound right?

Yes, your logic is correct. If he is the first owner and nobody else
has recorded his mileage, then CarFax is just estimating.