Part I

Strict shoulder press, push press, push jerk...

[ame]http://www.youtube.com/watch?v=xLcntfkyXbM[/ame]

The key to these three movements is locking the arms out at the top with your "head through the window" (arms straight, weight over the spine, head/ears in front of the elbow) and hips being fully open at the top of the lift, especially on the push jerk.