For proper albums by a single artist or band
  Artist/YEAR - Album/NN - Track
  Artist/YEAR - Title [ep]/NN - Track

  For otherwise uncategorized releases
  Artist/ or Artist/uncategorized/

  For incomplete albums
  Artist/YEAR - Album [partial]/

  For official signles
  Artist/Singles/YEAR - Title/ or Artist/Singles/

For collections within a specific genre
  Genre/Collection Title

For unsorted piles of garbage that can't be separated for some reason
  Other/Anything