According to the Copyright Act, a Performing Rights Organization (PRO) is an association that licenses the public performance of nondramatic musical works on behalf of Copyright owners of such works, such as the American Society of Composers, Authors and Publishers (ASCAP), Broadcast Music, Inc. (BMI), and SESAC, Inc.

You Can’t Have Good Music Without Percussion
Percussion instruments are very old and have quite a history. Often used in folk music, these instruments add variety and a rural charm to music.