No deposit while negotiating.
Get the VIN and punch the VIN into google etc
Find a good mobile mechanic to go over the rig before you sign a contract to purchase as usually the rig is sold "AS IS" no matter what the dealer states.
A 2003 if it has the original tires will need new rubber all around. It does not matter how much tread is left on the tires they have AGED OUT. Any tire over 6-7 years old is a blowout waiting to happen. YOU DO NOT KNOW HOW they were cared for.
If the salesman tells you any different WALK AWAY
