The Four Key Functions is a hierarchy 

Four Key Functions>Sub-Functions>Process>Process Tool

• Four Key Function = A category of work
• Sub-Function = A sub category of work
• Process = The Work/Procedure/System
• Process Tool = Template/Tool used to document the Work
  • Work Plans
  • Checklists
  • Scripts
  • Uploaded Files
  • Documents
  • Custom Forms
  • Policy
  • Video
  • Audio

Four Key Function = A category of work

 

Sub-Function = A sub category of work

Process = The Work/Procedure/System

Process Tool = Template/Tool used to document the Work.

• • Work Plans

• • Checklists

• • Scripts

• • Uploaded Files
  • Documents
  • Custom Forms

• • Video
  • Audio

If the process has multiple parts/work flows then there maybe multiple tools for each part.