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