- Improving people's appreciation of the art of non-classical music (popular).
- Competition among musical groups, which in turn affects the competitive attitude of professionalism in the field.
- In connection with the world of show business, which led to the recording industry economic movement.
The scope of the art of non-classical music is the knowledge of musical instruments, including every character-ins such as music instrumen compass / ambitus and structure of musical instruments.
One's musical ability can be detected through its ability to play music. Although music theory is not one of competence required by the Non-Classical Music is very important but kemmapuan controlled. Music theory needs to be recognized as a means to facilitate the playing of music.
Ability to master the theory of music in the game is actually very attached to the instrument and the need for each instrument is not the same.