All of the PGA professionals are using the "off-season" to improve their weaknesses and get their games ready for the new year. You should, and can, do so too. Rob McGill (Nashville TN) is a PGA professional and a bright mind in the golf instruction ranks. He joins "On the Mark" to share his thoughts on what you can do during this time of the year to address your weaknesses and turn them into strengths. Use your off-season productively and improve your golf-swing and your ball-striking with some of Rob's, easy to understand and implement, drills, exercises and practice ideas.