 In 1987 , Billboard was sold again to Affiliated Publications for $ 100 million . Billboard Publications Inc. became a subsidiary of Affiliated Publications called BPI Communications . As BPI Communications , it acquired The Hollywood Reporter , Adweek , Marketing Week and <unk> . It purchased Broadcast Data Systems , which is a high @-@ tech firm for tracking music airtime . Private investors from Boston Ventures and BPI executives re @-@ purchased a two @-@ thirds interest in Billboard Publications for $ 100 million and more acquisitions followed . In 1993 , it created a division called Billboard Music Group for music @-@ related publications . 
