There’s a difference between frost and frozen. In these almost-winter days (we’ve got a few weeks before it becomes official) when mornings are cold, it’s a good idea to call the pro shop before you head to the golf course on a clear day. These brisk early-morning temperatures will likely bring on a condition known as “frost.” We’ve all heard of it, but we’re not sure how it relates to the golf course. Then when we arrive at the course, we’re disappointed to find out that our tee time is an hour later than we planned. Here is the situation. …