Maintain a constant posture throughout the entire swing so that your body does not move towards the ball during the swing and cause the heel of the club to make contact with the ball
Look up and down at least twice to burn an impression of the line to the target in your mind
There are two parts to the release, one is the arms turning over and the other is the body turning, we need both of these to release correctly but most of us tend to over emphasize one of them