 In March 1996 Shadow Broadcast Services was partially acquired by Westwood One, and then it was fully owned by Westwood One in May 1998.By that time Shadow Broadcast Services had affiliate relations with more than 350 radio and TV stations in 15 major markets.In March 1999 Shadow Broadcast Services formed what was referred to as a “strategic alliance” with SmartRoute Systems, which was a technology based company that provided traffic information and data for local DOT (Department of Transportation) and broadcast use.