Actor Hierarchies give us an overview of the people who will interact with the system. We can extend this model to provide a visual indication of how use cases are distributed through the organization. Further, we can leverage a hierarchy to show how use cases are rolled out to the users – a targeted communication for our stakeholders.
Fifteen Ways to Shut Down
There are 15 ways for someone to shutdown a laptop running Windows Vista. This adds unwarranted complexity to our software. How can we avoid the same problem in our software?
Gathering Implicit Requirements
Johanna Rothman just wrote an article titled Implicit Requirements are Still Requirements. She points out that her expectations were not met, even though her needs might have been. Johanna also implicitly begs the question – how do we gather implicit requirement?