According to the Harry Fox Agency, a Mechanical License grants to the user the rights to reproduce and distribute copyrighted musical compositions on CDs, records, tapes, ringtones, permanent digital downloads (DPDs), interactive streams, and other digital configurations supporting various business models. In exchange for the permission to do so, licensees pay a statutory rate to the copyright owner(s) per reproduction.

The Magic of Song Writing
Like all great musicians, great songwriters are probably born, not made. No tutor, no book, no course, can make you write songs that embed themselves in the memory of a generation.