A two plane swing requires you to start your downswing with a hip bump forward and then arms pulling down, which relies a lot on having good timing
Develop control and feel for pitching distance by creating a set position on the backswing as your benchmark and then vary your shot distance by the power you swing with
We are looking to create a clubhead that is traveling down to hit the ball, so take your address position and straighten out your left knee, this will bring your hip back, move the shaft forward and straighten your left wrist