| Next Action | Action Lists | 40000 Foot | Action Reminders | 20000 Foot |
| Next Physical Action | Brainstorming | Mind Like Water | Trusted System | Five Stages Of Workflow |
| 30000 Foot | Nonactionable Items | GETTING THINGS DONE BINGO (free square) | Open Loops | Calendar |
| Defining Purpose And Principles | Reference Filing | Outcome Visioning | Make It Up, Make It Happen | Someday/Maybe |
| Identifying Next Actions | 10000 Foot | Defining Your Work | Natural Planning Model | Daily Files |