U.S. Sen. Charles Schumer is asking the Federal Trade Commission to investigate an advertising technique that uses mobile phone data to learn about people who pass by billboards
ABC News: U.S., ABC News: Nation
Sun, 05/01/2016 - 3:48am
U.S. Sen. Charles Schumer is asking the Federal Trade Commission to investigate an advertising technique that uses mobile phone data to learn about people who pass by billboards