Provides measures of effectiveness, efficiency and satisfaction which can be used as a baseline for the new system. If possible, evaluate the system using the method for usability testing . If resources are limited, use a simplified evaluation process such as that used to evaluate a prototype . Arrange a meeting with the project manager and developer to discuss how important it is to avoid each problem in the new system. If measures have been taken, they can be used as a baseline for the new system, and will enable the usability requirements to be refined.
Next steps Use mock ups and paper prototypes to clarify the requirements for the new system.
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