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| Criterion |  Operations ALPEN Method |  Product Discovery Solution Interview |  Product Discovery Learning Card |  Product Discovery Problem Interview |
|---|---|---|---|---|
Purposedifferent | 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 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. | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. | When the picture of the problem still needs to become solid, it asks about real situations and consequences. It separates genuine suffering from mere interest in a solution. |
Complexitydifferent | Low | Medium | Low | Medium |
Timedifferent | 10-20 min daily | 30-60 min je Interview | 25-40 min | 30-60 min je Interview |
Participantsdifferent | 1 | 5-10 Interviews | 1-5 | 5-12 Interviews |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Daily Plan, Time Estimates, Review Notes | Solution Feedback, Objection List, Validation Notes | Learning Card with evidence and next action | Problem Evidence, Risk Notes, Customer Segments |
Tagsno overlap | PlanningTime managementProductivityOperations | ValidationInterviewsPrototype | ExperimentsValidationDiscoveryLearning | DiscoveryInterviewsValidation |