A controlled composition clause affects the mechanical royalties paid on a composition that is co-written by the recording artist. The controlled composition clause in a recording contract places a limit on how much the label is required to pay for songs in which the artist is also the songwriter.
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.