My basics:
1. Great grip
Parallel left thumb
Left thumb short
Fingers of right hand
2. Great balance and posture
Weight down through the ankles.
Neutral spine
Shoulder blades in neutral
3. Backswing
Keep shoulder blades in neutral
Turn shoulder blades around spine
Feel right glute being pulled round by left scapula complex.
4. Downswing
Transition - bump onto the left leg
Fire the left glute and unwind through the ball
Keep shoulder blades neutral and arms passive.