Marla R. Letizia is the founder of Big Traffic Mobile Billboards in Las Vegas, Nevada. The company operates mobile billboard advertising trucks and employs brand ambassadors to carry WOBI® walking billboards for retail, gaming, and entertainment clients such as Caesars entertainment, Tropicana, and Cirque Du Soleil. Letizia founded Big Traffic in 2001 after leaving a successful broadcast journalism career to raise her two children. She met her husband, Tom Letizia, while working at KLAS-TV channel 8 as an assistant production manager.