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Selected:A3 Problem SolvingRACI MatrixArchitecture Communication CanvasArchitecture Inception Canvas
| Criterion |  Operations A3 Problem Solving |  Operations RACI Matrix |  Architecture Architecture Communication Canvas |  Architecture Architecture Inception Canvas |
|---|---|---|---|---|
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. | With unclear responsibilities across several roles or areas, the method creates unambiguous accountability logic. It reduces friction because decision, execution, contribution, and information become separately visible. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | The Architecture Inception Canvas bundles the first architecture questions into a compact decision picture. It fits when an initiative is still in motion but still needs clear guardrails. |
Complexitydifferent | Medium | Low | Medium | Low |
Timedifferent | 45-90 min | 45-90 min | 60-120 min | 1-2 h |
Participantsdifferent | 2-5 | 2-8 | 2-8 | 3-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | RACI Matrix, Responsibility Map, Decision Notes | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Inception Canvas, Risks, Goal List, Open Questions |
Tagsno overlap | LeanProblem solvingCoachingOperations | RolesResponsibilityGovernanceOperations | ArchitectureCommunicationStakeholdersCanvas | AlignmentArchitectureCanvas |