What do you do before a trip?

As you may see in my signature I have a Former Rental,I have all service records and a record of what was checked before each rental,I pretty much do all of this before a long trip. It worked for them I see no reason to do any less.:B

I have had no problems on any of my trips.

Check all fluid levels
Check engine coolant
Check transmission
Check differential
Check power steering
Check belts and hoses
Check wiper/washer operation
Check auto heat/cool
Check tire pressure and condition
Check air filter
Check for damage to windshield
Check condition of roof sealants
Check LP leak detector system
Check all refrigerator cooling modes
Check exterior light covers
Check GFI outlets
Check battery
Check door latches
Check cabinet latches
Check the condition of roof vents/fans
Check LP regulator to proper pressure & fill tanks
Check Torque all lugnuts
Test furnace for proper heating and cycling
Test water heater
Test converter/inverter
Test all 110 outlets
Test water pump for operation
Test operation of toilet
Test generator for proper operation and output
Test microwave operation
Test all stove burners and oven
Test air conditioner(s) operation and cooling
Test operation of awnings
Test operation of TV
Test alternator for proper output
Test steering and all oil levels
Test all interior lights
Test all exterior lights
Test cruise control
Inspect drive train
Inspect undercarriage for leaks and damage
Fill fresh water tank
Fill water heater tank