Overweight vehicles & under-inflated tires can cause major tire failure.
Tire failures can cause dangerous on-road breakdowns.
Tires are expensive & over-loaded or incorrect air pressures can cause rapid tire wear.
WHAT WILL I LEARN BY BEING WEIGHED?
If your RV is within the manufacturer's weight spec's for each axle.
If your RV is balanced side-to-side.
When your tires were manufactured.
What is the maximum carrying capacity of your tires.
What is the pin weight of your 5th wheel or trailer.
If the pin weight is affecting the weight of the steer axle on the tow vehicle.
What each axle is carrying on the RV.