Make sure that when you practice that the first thing you do is set up your practice station. You can be as detailed with this as you want. But make sure you have a stick on the ground or a reference for set up and target line. Then add more control tools. Make sure you take control of what you have control of. Your set up aim grip and ball position. If those are consistent you have a good chance of building a repeatable swing.
Every day when you go to the range you should have a stretching routine that you do before you hit balls. You should already be loose before you start hitting balls. You should be ready to make a full swing on the first ball. Have some stretch cords in your bag. Get the blood flowing. Then do som...
Practice needs to be very organized to get the most out of it. First make sure that you set up a practice station. Then have training aids that you can use to give feed back. That can be sticks or swim noodles or water bottles. Use sticks to train your perception of start line. Then practice like...