Controlling distance out of a bunker can be done in many ways, try all these methods and see which one works best for you
Transferring your practice and energy on to actual course improvement is very difficult, so it is critical that you use this transference technique
Possibly the worst advice anyone can get is to keep their head down during the swing, this completely restricts the turn, you want to keep your head centered not down, so that you can make a centered pivot with no sway or spine angle break down