Open this photo in gallery: Shawn Aucoin watches Ian Brown during a lesson at the driving range at Bathurst Glen Golf Course in Richmond Hill, Ont., on Sunday, June 4, 2023. Tijana Martin/ The Globe and MailTijana Martin/The Globe and Mail One detail you notice on the driving range at Toronto’s Oakdale Golf and Country Club on the practice days leading up to this weekend’s Canadian Open is the pattern of balls that have been struck. The pros are hitting on the right side of the range; on the left are the men and women who have paid $6,500 to...