First, you spend a small fortune just to buy the unit and install it. Then comes the real nightmare: maintenance and repairs that are outrageously expensive, to the point where it feels like a scam.

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Khadija ...

The Florida Department of Health imposed an emergency rule on Sunday that could prevent thousands of lower-income or uninsured people from being able to pay for their HIV medication.