1. Create a set of menu hierarchies for the system based on the use cases listed. Then add more menu hierarchies for system utilities based on controls, user preferences, and help.
2. The most important event listed in the case is Customer calls in to place an order, and the use case might be named Process food order. Write out a dialog between the user and the computer with a natural sequence and appropriate exchange of information.
3. Sketch a storyboard of the forms needed to implement the dialog.
4. Implement a prototype of the final dialog design using a tool such as Visual Basic.

Review the Chapter 5 opening case study that describes Waiters on Call, the restaurant meal delivery service. The analyst found at least 14 use cases for the system, which are listed in the case.

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