If you've added a folder or file to iTunes, but you can't find it, chances are, you didn't see the first step in our directions which you can view HERE.  You need to make sure that if you're using our downloads in iTunes, you make the following simple change in your preferences.  Here's how.  Open up iTunes.  Go to EDIT -> PREFERENCES.
Your preference menu will open.  You need to select ADVANCED at the far right.  Make sure that top three selections are checked.
KEEP ITUNES MEDIA FOLDER ORGANIZED
COPY FILES TO ITUNES MEDIA FOLDER WHEN ADDING TO LIBRARY
SHARE ITUNES LIBRARY XML WITH OTHER APPLICATIONS
That should solve your problem!