I would also ensure you can even qualify for the cost seg by making sure you either qualify for REPS(real estate professional status) or STR loophole (short term rental loophole)

The REPS-9 election prohibits grouping short-term and long-term rentals, emphasizing the need for careful strategic planning.

Material Participation Activities:
Property Maintenance: Engage in repairs or construction work on the property to maintain or enhance its condition.
Contractor Management: Oversee the hiring and coordination of con...

Unfortunately, you have to call these OTA's many times over until you get a customer service rep who sympathizes, is knowledgeable about the platform rules and is willing to actually help you.If you don't want to ride it out, i think you have options.

The benefit of working with a quality rep is that not all sponsors are created equal.

REPS only applies to rental activities, and STR is not considered a rental activity under IRS code.Also, the $150k AGI limit applies only to rental activities, and not STR.

If that is the case, then the 20,000 loss will be carried forward... unless REP or STR.On the SALT question it depends on your state.

I have read dozens of posts about REP status and it's still clear as mud to me.

Now I'm actually paying more tax, so I need to buy another bigger building ASAP to make my REP status worth its name lol... 

In a previous life I used to hire sales reps.