After getting sore feet while using his standup desk, an engineer creates an inner sole for his shoes, becoming the sole-proprietor of a successful side hustle.

Side Hustle School features a new episode EVERY DAY, featuring detailed case studies of people who earn extra money without quitting their job. This year, the show includes free guided lessons and listener Q&A several days each week.

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Show notes: SideHustleSchool.com

Twitter: @chrisguillebeau

Side Hustle School is part of ‘The Onward Project,’ a family of podcasts brought together by Gretchen Rubin—all about how to make your life better. Check out the other Onward Project podcasts—Happier with Gretchen Rubin, Happier in Hollywood, Do The Thing, and Everything Happens with Kate Bowler . If you liked this episode, please subscribe, leave a review, and tell your friends!

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#1492 - Engineer Sells His Sole To Aspiring Barefooters