How to pre-load a jump

1st- stand up on the pegs when you are just about to go up the jump
2nd- when on the jump try to get the most possible weight to push down on the shocks
3rd- then when you are at the top of the jump pull up to get the shocks to push you up to get the most possible air

http://www.youtube.com/watch?v=Q72mJmXG5eE