For any type of property at all, but which is located within the official boundaries of an urban renewal or urban redevelopment district, it is "permanent improvements."  

@Jerrell Alexander GermainI love their (or their associates) cardboard signs with permanent marker claiming you can make $20k/month as an intern.

@Sailin Li I am in the Gig Harbor, WA area and the city council has passed a temporary ban (trying to make it permanent) against STR.

Permanently.  

Your chances of getting permanent financing on a SFR in this price range through a bank are nil, particularly if you don't live in that area.

And, as you said, if they poured it in with the drain nearly sealed, and the chemical sits on your porcelain very long it will permanently discolor it.2) We always do a physical move-in inspection, with written report that the tenant signs as well.

Brokers (versed in these development deals to help you negotiate the right contract terms), Lenders willing to fund a construction and permanent loan, architects & engineers vs in land development to help site plan the project, contractors to price the project to help dial in your UW. 

I was having some trouble fully understanding her disability paper work to determine if it is temporary or permanent.

This would give me the ability to solidify the foundation permanently for the entire property.

Once you move out and it's an investment property many of the guidelines lenders use will change so just a heads up to put in place solidly, fairly permanent financing of this one before you make the change.Congratulations on your thought process, you are on a solid path for success!