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| Criterion |  Knowledge Modeling PARA Method |  UX Design Service Blueprinting |  Operations Kepner-Tregoe |  Operations 5 Whys |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | When a service experience is spread across several touchpoints, it brings frontstage and backstage together. It shows where user contact and internal responsibility must fit. | For a disturbance that's hard to pin down, the method cleanly separates problem, cause, and decision. It reduces mixing when symptoms allow several interpretations. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. |
Complexitydifferent | Medium | High | High | Low |
Timedifferent | 1-3 h Setup, laufend | 0.5-2 Tage | 2-8 h | 15-30 min |
Participantsdifferent | 1 | 6-12 | 2-8 | 2-6 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Service Blueprint, Fail Points, Ownership Map | Problem Analysis, Decision Analysis, Risk Plan | Root cause notes, Countermeasures |
Tagsno overlap | KnowledgeProductivityOrganization | Service designOperationsJourneyBlueprint | Problem solvingRoot causeDecisionOperations | Root causeIncidentLeanProblem solving |