Putting myself in the shoes of the bank on the 80%, I would have the feeling that your priority is paying back the 20% loan, not my loan.  

As a frequent Airbnb user, I personally wouldn’t choose a place just because an influencer recommended it.If you’re compensating in perks, that might work, but if I were in your shoes, I wouldn’t spend my hard-earned money that way.

The requirements are VERY specific by statute, but if done right, the lender steps into the shoes of the taxing authorities. 

So...I'm I suppose to knock a wall down to increase the space for her shoes??

Before entering, it's important to wear protective gear like gloves, masks, and sturdy shoes to protect against hazardous materials, such as mold, sharp objects, or biohazards like needles.

What would you do if you were in my shoes?

Put yourself in their shoes.

So perhaps its that simple, one of the neighbors might want it if its priced well.This was probably not the advice you wanted but its the best advice I can give you and its exactly what I would do if I was in your shoes.

Cheap curtains hung up on the first floor, a welcome mat, lights on a timer, battery operated fake candles on a timer, big size 11 men's shoes and big men's jacket hung by the front door, two empty dog bowls, a tie out in the back yard (for a dog), fan on a timer, foldable table and chairs with a tablecloth and centerpiece, and radio playing on a timer.  

The In and Out of a professional's shoes like yourself.