You'll want mechanical information, details regarding installed options and all of the other essential details.
Now you don't need to rely on small snapshots of your local market when looking for a used motorbike.
You may be missing out on a better deal.
Armed with that information, you can make the best possible used motorcycle buying decision.
You might find a new 1995 Moto Guzzi Z250 for well under the Red Book price.