I have been looking into the neighborhood of zip code 46229, Above the Cumberland area.I have found a property that will cash flow but I am not sure about the neighborhood.

If you have any questions regarding building codes, interior design or real estate, I can help.

They are programable so you can set them up with many different codes and configurations.FWIW electronics do fine in the cold. 

One vendor quoted us $11k-$15k to demo it and do the necessary repairs and bring it up to code.

This actually might be illegal of your CPA to suggest since they can't do/suggest things for the primary purpose of manipulating the audit regime of the IRS as it violates our code of ethics.

Same staets, like mine, have an Energy Code where you are required to get a certain amount points of point for new builds.

As I need to register this business with the state and county, should I need to register LLC as "531110 - Lessors of residential buildings and dwellings" (NIACS code) or something else?

Huge tourist presence, but the population on the books is around 6,000 and its a no go at the zip code to most...Typically, your best best in rural areas is going to local banks or credit unions. 

Good question for your accountant, who should be very proficient with Section 469 of the IRS code.

So, create status codes for both of these and a few in-between codes to help you work smarter, not harder.