To add videos links automatic (or tracks from SoundCloud and Fanburst) to your kaseta (mixtapes) follow those steps:
1. Drag and drop the above button to your bookmark bar.
2. Go to YouTube or to SoundCloud or Fanburst.
3. Click + add it to kaseta.co in your bookmark bar to add tracks to your Library
4. Go to kaseta.co/create and select the Bookmarklet Library icon:
5. Click refresh Refresh Bookmarklet Library.
6. Click the track you want to add add
All links must be valid links with videos or tracks to appearing in the Bookmarklet Library menu.
You can keep the track for later or you can remove it to add new.
You can add up to 24 tracks or videos at the same time.