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| Criterion |  Knowledge Modeling PARA Method |  Operations ALPEN Method |  Operations Theory of Constraints |  Operations Getting Things Done |
|---|---|---|---|---|
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. | 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. | For a system that does not get faster despite effort, the method directs attention to the bottleneck. It concentrates improvement on the point that actually limits throughput. | 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. |
Complexitydifferent | Medium | Low | High | Medium |
Timedifferent | 1-3 h Setup, laufend | 10-20 min daily | 2-4 h Analyse, laufend | 1-2 h Setup, laufend |
Participantsdifferent | 1 | 1 | 3-12 | 1 |
Formatdifferent | Async | Async | Workshop + async | Async |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Daily Plan, Time Estimates, Review Notes | Constraint Map, Improvement Plan, Flow Metrics | Action Lists, Project List, Review Routine |
Tagsno overlap | KnowledgeProductivityOrganization | PlanningTime managementProductivityOperations | OperationsConstraintsFlowImprovement | ProductivityPlanningTasksExecution |