A lucky in-flight conversation leads a librarian on a twenty-year quest to start a half-million dollar oral health brand.

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.

Share: #SideHustleSchool

Show notes: SideHustleSchool.com

Twitter: @chrisguillebeau

To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy

Learn more about your ad choices. Visit https://podcastchoices.com/adchoices

See omnystudio.com/listener for privacy information.

#1105 - Librarian Invents Eco-Friendly Dental Floss