Many upgrades. Solar, 2 propane tanks, battery box with shut off, electric jack, keypad lock, changed door window, water tank strap, longer back bumper with hitch and clovis hooks, combination box locks, i have been trying to take off all the decals but trailer does not leak. asking 17000 but 20000 if you want everything i have bought for it.. 2 set of generators, dishes, all water stuff, waste water stuff, etc