: If your progress isn't saving, ensure that Steam Cloud is enabled or that you have write permissions for the game's folder in your AppData directory.
: Don't use bombs or special tiles immediately. Wait until you are stuck or need a large boost to finish the level requirements.
: Success in the puzzle stages earns you stars or points used to unlock "Stash" items in the gallery.
: If the level requires you to clear a specific color, prioritize those tiles even if larger groups of other colors are available. Unlocking Content