Juul exec: Never intended electronic cigarette for teens AP News Howard Panes: "I Built A $100 Million Business In 540 Days" The Debt Owed: A Brief History of Vaping Technology Techno FAQ Who Invented Vaping? From 7 Eleven Lines to $100 Million, I built a multi billion dollar company by standing 20 hours a day at 7 Elevens, convincing one smoker at a time to try my brand instead of Marlboro. No investors. E cigarette inventor fights for financial rewards The Korea Herald