
91Chapter ve: Optimizing the schedule with drag and drag cost
less thanhalf. It would be nice to think that project and functional
managers always know when an activity has a resource estimate
that is so inefcient, but such is not necessarily the case. Just prompt-
ing for a DRED estimate can correct such problems. Of course, if the
activity is off the critical path and has lots of total oat, then leaving
one poor drudge to haul the long table up all those ights of stairs
might be the cheapest and most project-efcient way to go, but it just
seems offensively inefcient. Surely it usually makes sense to get
the task nished faster by a ...