Full-time pilots put $150,000 into an RV side hustle. They explain how it generates revenue and share unexpected challenges.

The Smiths named each of their first seven RVs after one of their seven children. Courtesy of Carrie and Brian Smith Airline pilots Carrie and Brian Smith launched an RV rental business as a side hustle. They liken the business to "Airbnb on wheels," and list their vehicles on a platform called Outdoorsy. They open up about the challenges of running a side hustle, including juggling busy schedules. After their own mediocre RV rental experience, Carrie and Brian Smith saw a business…