> So why not explicitly ask them to? "So now we have our estimate, what would cause us to miss it?" I didn't used to take this seriously. Then one project I wa

> So why not explicitly ask them to? "So now we have our estimate, what would cause us to miss it?" I didn't used to take this seriously. Then one project I was on was delayed by several weeks when members of the team got jury duty, got injured, and had other medical emergencies in a rather short period. We still got it done, but I got a lesson that month in planning.