I didn't read everything......but just had to say I LOVE THIS!!Above, the toothpicks represent each individual chain link panel. Here's an even more descriptive example.
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To decode the above, all you have to do is realize that the black marks on the tooth picks represent doors to the various pens.
As an old drafter, proportional layouts are most important when planning spaces,
and this is a brilliant way to represent your panels and doors.