If you had to pressure your team to over-deliver against the first under-promise milestone, you completely failed Project Management 101. The point of "under pr

If you had to pressure your team to over-deliver against the first under-promise milestone, you completely failed Project Management 101. The point of "under promise, over deliver" is to give your customer a risk-realistic timeline that you can likely exceed, but which won't disappoint them if your project runs into speed bumps.