It’s not an emotional play, it’s business. 

These entities do not appear to be set up as self-sustaining independent businesses. 

What's the ideal business structure in Texas for sole-owner, flipping business that offers anonymity, tax efficiency and asset protection?

If its a business expense, and the business is registered here in the US, it maybe able to work.

For newly constructed, purchased or renovated properties and also retroactive generally over the last 10 years, building components are properly classified into individual units of property and accurate recovery periods for computing depreciation deductions.

I’ve managed to build a portfolio of 7 properties with 25 units over the past 4 years on a small salary and a little income from the sale of a business.

I'm interested in learning more about your business as well, definitely. ttys

The LLC is the business structure most use when investing in STRs.If you're extra worried about liability you could split the 3 properties into 3 LLCs but to me this seems like a situation of "If it ain't broke don't fix it"

I’ve been reading a lot about business books, negotiation books and I seemed to had an analysis paralysis because I felt very stuck even though I am learning and preparing.

You can't really predict for a creative business mind and how they might craft a guest experience that stands out in their market.