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| Criterion |  Product Discovery Solution Interview |  Operations Getting Things Done |  UX Research Surveys |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | When a solution idea is already on the table, it checks how it is understood and evaluated. It looks for resonance, objections, and missing fit early in the conversation. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | When a topic needs to be validated broadly and many people can answer the same question, surveys gather structured feedback in a scalable form. Answers become comparable and segmentable instead of remaining merely anecdotal. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | Medium | Medium | Medium | Low |
Timedifferent | 30-60 min je Interview | 1-2 h Setup, laufend | 3-14 Tage | 10-20 min daily |
Participantsdifferent | 5-10 Interviews | 1 | 50+ | 1 |
Formatdifferent | Workshop + async | Async | Async | Async |
Outputdifferent | Solution Feedback, Objection List, Validation Notes | Action Lists, Project List, Review Routine | Survey Results, Charts, Segment Insights | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ValidationInterviewsPrototype | ProductivityPlanningTasksExecution | QuantitativeResearchValidation | PlanningTime managementProductivityOperations |