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.

The Evolution Of The Electric Guitar
The first electric guitars were made in the 1930’s in response to a demand from guitarists in bands whose rhythmic stylings could not be heard above the other instruments.

