Discover IQOS an alternative to cigarettes San Francisco first major US city to ban e cigarette sales IQOS: How Does It Work and Where Can You Find One? Vaping360 Yay? Or nay? One of the last places people can still light up in San Francisco could soon disappear. City leaders are considering a proposal that would ban smoking and vaping at San Francisco, California, Proposition C, Authorize and Regulate Sale of Electronic Cigarettes and Vapor Products Initiative (November 2019) Ballotpedia Juul ends support for Prop. C, SF measure to overturn e cigarette sales ban