Roundup: Lamar Advertising / Stealth tax / Digital income verification By Deanna B. Narveson - October 26, 2021 FacebookTwitterLinkedinEmailPrint Billboard anniversary: Today marks the 20th anniversary of Baton Rouge-based Lamar Advertising’s first large-format digital billboard. The brainchild of former Lamar Vice President of Operations Bob… Already an INSIDER? Sign in.