diagram(dī'ə-grăm')A plan, sketch, drawing, or outline designed to demonstrate or explain how something works or to clarify the relationship between the parts of a whole.
-start by choosing an area, room, or the approach or entry.
-organize your spaces by importance, hierarchy, and relationships.
-show the hierarchy of importance by the size of the bubbles you use.
-brainstorm!!!! add anything that you think is important to your design.
- add color to visually organize...
blue= work space, red=retail space, green=private space
-this is a graphic aid be sure that its easy to read and understand.
I have linked a great website below which shows great examples of the design process.
design process blog