| 20000 Foot | 30000 Foot | Action Lists | Natural Planning Model | Next Action |
| Open Loops | Collection Buckets | Next Physical Action | Identifying Next Actions | Project Thinking |
| Brainstorming | Five Stages Of Workflow | GETTING THINGS DONE BINGO (free square) | Trusted System | 10000 Foot |
| Someday/Maybe | Reference Filing | Action Reminders | Avoid Hanging Files | Mind Like Water |
| Runway | Defining Purpose And Principles | One Alpha System | Horizontal & Vertical Control | Weekly Review |