How to correctly perform your 3/4 backswing?

Bringing the club back (against the target) is called Backswing (BS). At ¾ backswing, golfer’ hands are about shoulder height and their left arm gets parallel to the ground. 

The simple tip to practice ¾ BS is that you need to be proficient in takeaway. Then following the transition on the way back until your left arm gets parallel to the ground (P3 in The Positions Of The Golf Swing).

Remember to rotate the same time from Ankle – Knee – Hip to Chest – Arm – Club.