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| Criterion |  Operations A3 Problem Solving |  Product Discovery Concierge MVP |  Operations ALPEN Method |  Product Discovery Fake Door Test |
|---|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | When an idea can first fail or grow through genuine hands-on support, it relies on manual work instead of automation. It shows whether user value holds up even under manual execution. | 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. | When demand is still unclear, it measures interest in a feature before it is built. It separates real behavior from polite agreement and deliberately keeps build effort small. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | 45-90 min | 1-4 Wochen | 10-20 min daily | 1-5 Tage |
Participantsdifferent | 2-5 | 3-10 Kunden | 1 | Nutzertraffic |
Formatdifferent | Workshop + async | Workshop + async | Async | Async |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Concierge Learnings, Service Blueprint, MVP Risks | Daily Plan, Time Estimates, Review Notes | Click Data, Interest Signal, Learning Decision |
Tagsno overlap | LeanProblem solvingCoachingOperations | MVPValidationServiceDiscovery | PlanningTime managementProductivityOperations | ValidationExperimentsDemandDiscovery |