| 20000 Foot | Project Thinking | Nonactionable Items | Avoid Hanging Files | Someday/Maybe |
| 10000 Foot | 30000 Foot | Weekly Review | Next Physical Action | Brainstorming |
| Open Loops | Action Lists | GETTING THINGS DONE BINGO (free square) | Next Action | Identifying Next Actions |
| Horizontal & Vertical Control | One Alpha System | Action Reminders | Reference Filing | Defining Purpose And Principles |
| Daily Files | Tickler File | Runway | 40000 Foot | Trusted System |
| Mind Like Water | Identifying Next Actions | Organizing | 30000 Foot | Next Physical Action |
| Daily Files | Collection Buckets | Tickler File | 10000 Foot | Horizontal & Vertical Control |
| Trusted System | One Alpha System | GETTING THINGS DONE BINGO (free square) | Calendar | Someday/Maybe |
| Weekly Review | 40000 Foot | Defining Purpose And Principles | Next Action | Five Stages Of Workflow |
| Make It Up, Make It Happen | Open Loops | Action Lists | Nonactionable Items | Runway |