Songwriters write songs because they have something to say. A songwriter is also an artist. When a collection of songs are written, that collection becomes what is known as the artist voice. When writing songs it is important to have your own unique voice.
Having your own unique voice is vital for the success of any songwriter. Understanding these various way of doing that will help you along the journey. As you build your catalog of songs you will see how special and unique you are. Your fans will appreciate your integrity and honesty.