Business users who validate your requirements can feel quite comfortable with a use case-based approach.
确认你的需求的业务用户，会对基于用例的方法感到非常舒服。
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In addition to being critical elements of the artwork change management process, these implementation details can also be useful to you when building other types of case-based solutions.
When a test failure occurs, use case-based methods allow immediate categorization and prioritization of the problem, because the overall importance of the use case has already been established.