so, when I installed the backup lights on the roof rack, I put them on a relay and toggle switch and wired them by the diagram like it said. but I also wanted them to come on automatically when I put it in reverse, but still have the option of using the switch in case I'm working behind the car cutting trees or hooking a recovery strap to another vehicle. pondered and pondered how to do it without blowing stuff up until I callled joel and our collective brainstorm was epic. working on making a diagram to show how I wired it