1. Rename/Edit Custom Playlist.
  2. Reorder/Sort Custom Playlists.
  3. Collapse/Expand Custom Playlists.
  4. Sort lessons in any playlist by clicking column headers.

These are just suggestions, but for those of us who use this webpage, it would make it easier to use and more beneficial.

If these features already exists, please provide user guide.

Thanks for making JamPlay an awesome website!