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| Criterion | ![]() Decision Making Constraint Analysis | ![]() Operations Getting Things Done | ![]() Operations Ivy Lee Method | ![]() Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | When an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. | 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. | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | 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. |
Complexitydifferent | Low | Medium | Low | Low |
Timedifferent | 30-90 min | 1-2 h Setup, laufend | 5-10 min daily | 10-20 min daily |
Participantsdifferent | 2-8 | 1 | 1 | 1 |
Formatdifferent | Workshop + async | Async | Async | Async |
Outputdifferent | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Action Lists, Project List, Review Routine | Daily Priority List, Completion Notes | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ConstraintsDecisionPlanningOptions | ProductivityPlanningTasksExecution | PrioritizationProductivityExecution | PlanningTime managementProductivityOperations |



