Facebook’s Targeted Ad System Helps Companies Send Drastically Different Political Messages 14 Apr 2021 According to a recent report, major companies such as Exxon and Comcast are using Facebook’s targeted ads to serve drastically different messages to users based on their political leanings. Energy giant ExxonMobil for example ran 18 ads aimed at leftists promoting environmental causes and 15 ads aimed at conservatives decrying environmental regulation. The Markup reports in an article titled “How Facebook’s Ad System Lets Companies Talk Out of Both Sides of Their Mouths,” that major companies are using Facebook’s targeted advertising system to cater the ads they serve to users based on their political views.