| Next Action | One Alpha System | Someday/Maybe | Five Stages Of Workflow | Identifying Next Actions |
| Weekly Review | Mind Like Water | Tickler File | Open Loops | 10000 Foot |
| Project Thinking | Daily Files | GETTING THINGS DONE BINGO (free square) | Brainstorming | Horizontal & Vertical Control |
| Reference Filing | Action Lists | 20000 Foot | Avoid Hanging Files | Nonactionable Items |
| Action Reminders | Defining Your Work | 40000 Foot | Waiting For | Organizing |