The Start of Seven.
Good layout in the beginning helps the builder conceptualize the entire project. Got to be accurate or you end up having to make a lot of time consuming and expensive changes as you get near the end.
Evolving diagram as the thoughts of the project flow to the drawing board (literally)
After a little work with the eraser...changing the design in my mind already.
Hopefully this is making you wonder what it is going to be.