When is a business case not a business case?

You can talk to five different people who have that word in their CV and each one will probably have a different take on what a business case is for, who should prepare it and what it should contain.
In fact, you could say that the whole science around business cases, especially those involving IT investment has moved on substantially in the past two or three years.

When is a business case not a business case (part two)

A key to building a rock solid business case is to understand the relationships between requirements, features, benefits and risks and to take a methodical approach to evaluating likely ROI as a key part of the process.