The first to introduce pod mods was Pax Labs in June 2015, and since then many companies started introducing similar products. The primary annual Electronic Cigarette Convention started in September 2013 at the Anaheim Convention Center, Best vapor with the second moving to the Ontario Convention Center. Larry Altman (eleven September 2015). "Burglar caught on video in San Pedro best vape retailer break-in". Melissa Kress (29 September 2014). "What Vape Store Shops Have That C-shops Don't". Esterl, vape shop Mike (26 August 2014). "Big Tobacco's E-Cigarette Push Gets a Reality Check". Effective August 8, Vape Shop 2016, underneath the Food and Drug Administration (US FDA) guidelines, a vape shop that mixes or prepares e-liquids, Discount Vape or vape stores makes or modifies any type of e-cigarettes, is regulated as a tobacco product producer. In 2016, some large firms have taken legal motion disputing the US FDA rules.