The art of defining computer system requirements: say what you need and need what you say.

The task of defining computer system requirements often involves the consideration of an overwhelming number of complexly related factors. Therefore, before getting started, a project team assigned this task needs to get an overview and develop a clear understanding of the main objectives and the alternative methods it can use in carrying out its responsibilities. This article presents tips and techniques for achieving success in the requirements definition phase of a software selection process.