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