The Johnsons started investing in real estate about two decades ago after getting a piece of advice from a family friend. With so much enthusiasm for their future, they decided to acquire some units of apartments and soon they had a rental portfolio that would make anyone proud. They actively managed their properties and worked hard to make sure they were operating at peak efficiency. Then, several years ago, the husband and wife decided to retire from their 9–5 jobs and rather, pursue their rental property business which was fetching them awesome cash flow.
https://medium.com/@middlechaseblog/why-people-invest-and-fail-in-real-estate-806b76c4909