I make $160,000 a month in passive income and work under 5 hours a week: The No. 1 thing I tell people who want to build successful side hustles

After being laid off in 2009, an individual turned their side hustle into a thriving source of passive income, now earning $160,000 a month while working less than five hours a week. They developed two successful online businesses: a music education company and a business coaching brand.

The key strategy shared for building a successful side hustle involves creating scalable and automated systems. This includes producing discoverable content, offering free resources to grow an email list, utilizing email autoresponders, and selling digital products. This approach minimizes active involvement while maximizing income.