It outlines profit and losses from rental real estate.

They gambled, and lost.

Lots of areas that pencil very well on paper but the quality of renter you will get is going to eat into any profit you may think you are getting.

Having said that, we also have many clients we use our systems and processes for crypto funds, buying existing businesses, funding startups, hedge funds, venture capital, and even non-profits.  

For active investments I advocate considering how you can diversify WITHOUT ceding your competitive advantage nor the superior profitability of the niche your in.As an example my business is running an investment fund and syndication high interest commercial mortgage loans secured by income producing real estate. 

Doing this will indefinitely defer paying tax on profit or depreciation recapture. 

There are very successful STRs here, you just have to know the best areas to be profitable. 

If you don’t owe then, everything is profit without paying overhead depending on the structure of your lease.

What would you consider a good minimum profit margin?

It keeps everyone on the same page.3) The downside of using a PM who has their own maintenance company is that you might end up with larger bills as it is a profit center for them.