Add as much weight as you possibly can to the front, use the stiffest shocks you can find, and run the biggest sway bar you can fit on it. It will like to sway around on you a lot.
Mine came with a topper already on it, so can't be of much help to you there.
Always wished I had a jack on the back of mine to keep it from tipping back on me when it was unhooked from the jeep.