Never underestimate the value of documenting business requirements.
All too often I have seen projects which were clearly on the road to failure, even before they formally started. Why? Because they didn’t have fully defined and documented business requirements.
For successful project delivery you need to capture detailed business requirements. Here’s a How To guide for doing that.
Remember to start with high level requirements. You’ll find information on that process in the post on “How to capture business requirements“ . Capturing these requirements get you thinking about your business process and how it works, or doesn’t work.
To capture good business requirements is not easy.
One of the hardest things to do well is capture business requirements. Why? Because most people go into solution mode and provide solution requirements, not requirements that articulate the business process.