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