01 / Requirements
REQUIREMENTS PLANNING
A clear brief. A testable outcome.
Activities overlap across exploration, definition and agreement. Diamonds mark review points. Findings can reopen earlier requirements.
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Use & outcomes
Users, tasks and what success means.
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Operating limits
Power, interfaces and real conditions.
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Feasibility & risks
Compare options. Test assumptions.
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Acceptance criteria
Define how each requirement is checked.
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Review & agree
Resolve gaps and agree a testable brief.
Review. Refine. Repeat.Prototype and test findings feed back into the requirements.