Included in successful music production in some cases actually happens to be songwriting which I have seen very prominently in the hip-hop genre as many rappers write and produce simultaneously, artists outside of hip-hop also produce their songs and write like Taylor Swift. When it comes to the instrumental part of producing, mastering is incredibly helpful in making sure a song sounds good on an instrumental level and lyrical in terms of sounds or the way a voice sounds in specific segments of songs. In addition, lowering and heightening of certain sounds throughout the song create an effect of progression within songs such as fading in and out of instruments used, manipulating the pitch of instruments, even equalizing the sound of instruments as to not make any sound completely overpowering or ugly overall like with