It sounds outdated, but billboard advertising can still be a power play for brands seeking recognition.According to International Outdoor, on average consumers spend more than 25 hours on the road every week. All of these people have the potential to view a static or digital billboard.Just the same as online advertising, billboard advertising success is based largely on eyeballs. In short, the more people who see a billboard the greater chance there is of converting them to paying customers.Don't Miss: Why Jason Calacanis and Other Silicon Valley Elites Are Betting On This Startups Vision For Re-Uniting American FamiliesAs brands across the world look to increase their awareness and see a positive ROI on ad spend, brands are getting more creative with their ad spend. For example, Thumzup is a startup that allows individuals to get paid for posting about participating advertisers.The Best U.S. Roads For billboard AdvertisingOppizi analyzed the most recent motorist data to address two questions:What are the most congested roads in the U.S.?How fast does traffic move on these roads?Upon doing so, it compiled a list of the best U.S. roads to purchase billboard space.In Chicago, the Eisenhower Expressway (Interstate 290) between I-90 and I-94 is arguably the most congested highway in the U.S