Weight Distribution /Sway Control Hitch
Progressive Industries EMS
Sewer Hose & rubber gloves
Extension cords
Kitchen and Bathroom supplies
Comfortable chairs to sit outside with
Towing Mirrors
Basic Tool kit and replacement fuses
Optional Stuff
Air Compressor
Observation/Backup camera
Tires - maybe replace with a quality product like Maxxis 8008 or Goodyear Endurance
About all I can think of at the moment