Well, the ollie is the base for most tricks, especially this one. So make sure you have a solid, controlled ollie before trying this trick.
Other Skills:
Be comfortable riding switch since you'll be rolling away switch.
What You May Find Useful:
Try them fakie if that might help. It'll be the same motion but just different direction of the spin. Also winding up your shoulders help with the rotation.
Doing The Trick
Positioning:
Have you feet setup in an ollie stance, nothing more, nothing less.
Motion:
Alright, bend your knees ready for the pop, with your shoulders winded up. Pop the tail, and unwind yo ur shoulders. Start to lean to your right (left if goofy) and bring the board with you as you turn backside. As you're turing, stayed centered over the board just like for an ollie. Land and roll away.
Video Trick Tips:
Troubleshooting
I land, but then slip out.
1. Be comfortable with rolling away switch. Practice riding around with switch before trying this trick.
2. Keep your weight centered over your board at all time, even when landing.
I can only get halfway roation.
1. Pop more, and wind your shoulders u a little more for the full rotation.