Large Public Display Application  
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INTERVIEW PROTOCOL

Phase 1: Introduction
Give a short introduction of the project and of ourselves. Few words on the information system for the Underground, which we are about to design. Do not go into a lot of details.

Phase 2: Subject Information
Take notes about some personal information of the subject: name, occupation, and age.

Phase 3: Questions
How often do you use the Underground?
Why do you use it?
How do you find your way when using the Underground?
What kind of information do you need when using the Underground?
What do you do while you are waiting for the train in the Underground?
What would you prefer to do?
If you had a city map, what would you try to find?
How do you find your target destination?
What information do you look for in a good city map?

Phase 4: CityWindow specific information
Introduce the system. Show the storyboards and describe how the system works. Shortly explain the proposed features.

Do you find our system realistic? Would you use it if you had the possibility to do so?
What feature do you like most about it and why?
Are there any features that you dislike? If yes, could you explain why?
Do you think that all of the features previously explained are required, or some are not so useful?
Do you have any suggestions about possible ways of improving the system?