35 TO ACT AS A SALES REPRESENTATIVE OF RADIO AND TELEVISION STATIONS IN T HE SECURING OF ADVERTISING FOR SUCH STATIONS; TO CONDUCT AN ADVERTISIN G AGENCY AND BUSINESS; TO DO BROADCAST RESEARCH; TO DEVELOP, WRITE, PRINT AND PRODUCE WRITTEN, ORAL, AND AUDIO-VISUAL PRESENTATIONS OF MAT ERIALS INTEDED FOR THE PROMOTION AND SALES DEVELOPMENT OF BROADCAST S TATIONS; TO COUNSEL STATIONSIN PROGRAMMING, BUSINESS POLICIES, AND