It is actually more visually appealing then any house you have listed.

Did you ever post any more posts regarding the spousal $60k threshold  or converting LLC to S-corp treatment and why?

Even a quick visual inspection will probably reveal pet damage to other surfaces besides the floors.

You never have "investor" tax treatment for this strategy, never use long term capital gains tax treatment, your flip property can never participate in a 1031 exchange, and you can never depreciate the flip property.

Also, I do believe the Bora care w/ mold treatment is a good product.

A Borrower is entitle to proper treatment and accounting of their impounds and any surplus upon review.  

I think I could elect to have it treated as a corporation for tax purposes and that might avoid the treatment as a disregarded entity, but I'm told that putting real estate in a corporation is a bad idea. 

However, I think given the facts you have provided you will not be eligible for this treatment.  

Heats all 4 unitsOwner pays gas for heating in all 4 units (There are 4 individual meters in the house for stoves, and 1 house meter for heat and dryer)Generates heat by creating steam that ciruclates in radiators in all unitsTenants have no control, it is regulated by a thermocouple outside the houseGet a Structural Assessment Termite Treatment Evidence of termite treatment in the past (dug out tunnels)Evidence of new tunnels, though they are likely inactive due to cold.Fire Damage in back corner of basement, everything is replaced but some joists in opposite corner so beyond surface damage (he recommended I get records of the work done)Cracks inside and outside on second floorRoof- recommends consulting a roof contractor Overall good Damage over the entry wayGet Main sewage pipes scoped.

Most people operate their business through entities to 1.) limit their liability or 2.) get advantageous tax treatment.