If you are good at playing some musical instrument then it can be a great medium for a business. You can give private classes to music enthusiasts and earn a good amount of money. You can also approach the various recording studios which might be looking for the same skills that you have as a musician. Nowadays, aspiring musicians also use YouTube to share their music with the world. You might just get lucky to be noticed by some established music studios which are also constantly searching fresh and new talent. You can also list yourself on Spotify, SoundCloud, and Pandora etc.