In year 2017 we witnessed a huge leap towards sustainable and healthier transportation. Plug-in volumes have more than tripled since 2013 and continuing on last year's growth rate of 42 %, it would mean 8 out of 10 cars sold in 2030 would be plug-ins. All major car makers such as Volkswagen, Toyota, GM and Ford, to name a few, announced plans to go. Digital Marketing Brings Cars to Life. In 2015, the auto industry was the second-largest digital ad spender in the United States, spending 7.3 billion dollars on digital advertising. Digital LED billboards and outdoor advertising are a great way to complement advertising campaign efforts, and out-of-home (OOH) billboard advertising is much cheaper and more efficient than TV, print or radio. Digital Marketing Tesla has a unique approach to marketing relative to other companies in the automotive industry. Its advertising spend is less than $6 per vehicle and it intends to disrupt the traditional business model of distributing through car dealerships, and instead sell directly to consumers.