Many attorney's interpretations here.

I'm not sure how to interpret the clauses of that Article, especially with my tired eyes right now.

I dont know and is certainly up for interpretation.

Zoning can be loosely interpreted and if they do not like a loophole you found they can move to shore it up or change it.They can look long and hard to find SOMETHING to deny your request.The bottom line to all of this is if you can't use it for your intended highest and best use then walk.

Most cities have pretty clear ordinances for signage and bandit signs don't fall into any acceptable or allowed interpretation from what I have experienced.

I am certainly no attorney, this is my interpretation.

Be prepared that there is often a lot of unwritten policy in terms of how the code is actually interpreted and enforced. 

Instead of a legal written agreement to interpret the judge has to try to go by each side and their version of events and try to make a decision on who is right.

Dodd-Frank lays out some very broad restrictions & requirements and then charges the states with figuring out how they interpret Dodd's requirements and how they will implement them. 

There was a thread here a few days ago with some newer rulings from the CFBP on their interpretation and definition of "consumer" loan and "residential" mortgage.