If someone tells me their biggest problem is forecasting, I congratulate them. After all, if forecasting is really the problem, they’re focused on optimizing their revenue growth process. That means the core aspects of their business must be in great shape. And, of course, my congratulations are typically short-lived, because they quickly realize they are still grappling with their core aspects—and they believe that forecasting will solve those issues. Forecasting gets a lot of attention...