However the thermostat is mounted  to the wall a few feet from the front door in a highly accessed retail store where the door is constantly opened.

For example, the 2nd to last photo of a random wall and floor with part of open door; what is that supposed to be telling?

They are far more common now and harder to find models without but:1) these add cost to the purchase price2) they don't bring a lot of value3) they can leak or detach and damage the propertyI own around 50 doors and I cap off the line at the wall or in the basement with a valve and a cap so the potential for leaks is 0.00001% :-) 

Sorry for the long winded back story, but end game is to put a A frame on the existing 20x40' stem wall above near where I"m standing, and put some stairs into a drop down area below for chairs/fire-pit overlooking the river canyon below (but out of view) under where the drone is flying.

The grout between the tiles allows a run off of water and a gripping surface for your feet.3. if you’re smart, use durock on the walls too, right up to the ceiling.

Evan took an online class and learned how to replaster walls and yes I do mean old school plaster.

So if there is a fire due to natural cause, HOA insurance will cover the cost of exterior repair like painting the exterior walls.

For the average buyer, sooner or later you are going to hit a wall with your DTI.

I can see in that one pic that you could use a bit more artwork on the walls.

I reviewed the SB9 legislation, and it states that properties occupied by a tenant in the last 3 years are excluded from SB9 but only if the project includes demolition or altering more than 25% of the exterior structural wall.