/teamtitleist/b/hole-in-one-stories/posts/we-talkin-about-practice-man While marshalling at the 2012 John Deere Classic, I was cleaning the 10th fairway from range balls that were errantly hit onto the hole from the range. I kept one of the PRO-VI "PRACTICE" balls that was laying in the middle of the fairway. Later thaten-USTelligent Community 10