First, create your composer profile.
(If you already have, skip this step.)
(If you already have, skip this step.)
Before adding music you need to create the album first. For best results, ensure you fill out as much detail as possibe (Especially the tags!). Once you created an album you can now upload music to that album.
Once you have music uploaded ready to share, post an article about it! For best results, be as descriptive as possible when describing the music.