| Trusted System | Identifying Next Actions | Action Lists | Defining Purpose And Principles | 10000 Foot |
| Nonactionable Items | Organizing | Reference Filing | Five Stages Of Workflow | Brainstorming |
| Runway | 30000 Foot | GETTING THINGS DONE BINGO (free square) | Outcome Visioning | Avoid Hanging Files |
| 20000 Foot | One Alpha System | Project Thinking | Next Physical Action | Action Reminders |
| Calendar | Tickler File | Mind Like Water | Open Loops | Daily Files |