Real estate investors who engage in short-term rentals (STRs), such as Airbnb and VRBO properties, often struggle to navigate complex tax codes. However, one little-known but powerful provision—the Short-Term Rental Loophole—offers a legal workaround that can drastically reduce tax liabilities while generating substantial passive income. Understanding how this loophole works, and how to structure your rental activity appropriately, is key to maximizing your tax strategy.