Basketball Shooting: 10 Keys To A Perfect Jump Shot with NBA Skills Coach Drew Hanlen. NBA Skills Coach Drew Hanlen reveals his 10 Keys to a perfect shooting stroke that gives you consistent accuracy, quick release speed, and increased range out to the NBA three-point line and beyond. Disclaimer: Please consult a physician and follow all safety instructions before starting any type of training program. DeepGame Inc. and its coaches will not be held liable for any damages that may occur from training. Results are not typical, and only represent players who worked very hard. If you have any questions, reach out to us anytime at support@deepgamebasketball.com.