When e cigarettes first hit the market in the United States around 2007, they were advertised as a cool, safer alternative to cigarette smoking. Seven years later, the product became the most commonly U.S. E cigarette & Vape Market Size And Share Report, 2030 PDF) Vaping versus JUULing: how the extraordinary growth and marketing of JUUL transformed the US retail e cigarette market US E cigarette & Vape Market Trends, Growth & Forecast