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The best way will be to have a sound cloud account where you can release the music. Also, youtube channels and Facebook help in reaching larger masses through social media.
Create a Facebook page to promote the artist. Also, local city shows help promote. You can also distribute the CDs to people.
But you should not limit yourself here. One should always promote themselves by learning more about their passion. Take some music/dance classes or go to school to study their interest. Once can also participate in the reality shows like Indian idol and America got talent.