Rental real estate has a frustrating default rule: no matter how involved you are, the tax code treats rental losses as passive, meaning they normally can't offset your wages or business income. The "Real Estate Professional" status is the exception that unlocks those losses.
What it takes to qualify
You have to clear two bars in the same year: more than half of all the time you spend working (any job, any business) has to be in real estate, and you have to put in more than 750 hours in real estate.
Two more things that trip people up
First, qualifying as a real estate professional isn't the finish line, you still have to be genuinely involved (materially participate) in the rentals themselves. Second, if you own several properties, file the election to treat them as one activity; without it, you have to clear the bar property by property, which is nearly impossible.
The bottom line
Real Estate Professional status is powerful but technical, and it's one of the most commonly disallowed positions when done sloppily. Contemporaneous hour logs are non-negotiable. A Breadify membership handles the test, the election, and the documentation.