Powerful pressures lure the most sincere project teams into over-valuing the projects they have been working on a long time. A simple question can alert leaders the numbers are unreliable.
You are the leader of a large organization and in front of you lies a proposal for a new IT project. You normally hate IT projects. They are usually are laden with incomprehensible acronyms & jargon and it is difficult enough trying to understand the problem they are describing let alone the solution. In this case, however, the team has done a smashing job: They have used plain English, all the right experts were involved, and the team achieved consensus for this recommendation. Best of all, the financials projected a credible and respectable 20% Return On Investment.
Now let me tap you on the shoulder and burst your bubble: