It is important that you own the rights to the music you plan to exploit. There are different rights relating to different distribution platforms. These are as follows:
• Amazon, iTunes, etc., deal with digital download mechanical rights, and public performance rights.
• Spotify, Zune, Apple Music etc., utilise streaming mechanical rights and streaming public performance rights.
• With ringtones, the rights relate to ringtone mechanical rights and ringtone public performance rights.