The best and highest use might be redevelopment instead of re-stabilizing the existing asset use.

My moving existing Roth funds in this fashion, you are negating the ability to add new Roth funds to your overall portfolio.

Let's say the existing tenant gives 30-days notice on 7/1 and will move out 7/31.Immediate next steps...1.

I would say it would probably depend on your insurance and zoning regulations.

That is currently an impossibility for me to find.Best of luck with this property - keep a tight look on the North Las Vegas STR laws, as they will likely follow suit with whatever changes the City of Las Vegas will make to its ordinance / regulations in the next few months....

That's partially why MHP-focused mediums like BP, conferences, podcasts, etc. exist.

If the existing lease does not have the language in it that allows for that kind of extra expense (which is probably unusual) that makes a tenant partially or fully responsible with explanation to the new tenants responsiblility for that type of expense for air conditioning that is unusual unless common in that area and might be discovered during the research period on the subject property and uncovered then. 

I understand that you essentially take over the existing mortgage from the seller, thus "subject-to the existing mortgage". 

I've heard rumor of it's existence but haven't had any luck finding one in real life (and I've called at least 15 banks & credit unions).

The home inspection will come with some other small things that need to be looked at.Check all the water heating and HVAC, and water pressure in the building.see if you can locate the pressure regulator if you cant it could cost you $350 to find each and replace it.