SMOKE A LOT OF WEED! Then start 30 feet higher than normal. Close your eyes about 10 feet before the jump starts the spin when you dont feel the jump under you anymore. THis should give you absolutley no rotation, and you should nut yourself therefore securing that you will never produce offspring and therefore stop your retardation of the human race and all of Newschoolers.com
Keep your body all together. If you let the upper half or lower half start to twist, you'll probably slip out or not have any balance. Just pop and spin your whole body.
If you can do it on flat rails or downhill rails, you should have it pretty easily.
It's the batontwirlertwistshakebakecakeholehumperdinkkink rail.