How to track file downloads and PDF refererals

Everyone knows that Google Analytics is fantastic at tracking link, keywords, visitor data, etc..

.. but what happens when your marketing campaign is sending visitors directly to a document or download, instead of a website landing page?

For example, what if you wanted to track:

• Clicks on your "Download File" buttons?
• Clicks to "PDF Documents"?
• Or any type of referral that wouldn't be able to load Google's analytic code..

The solution: Attributing Downloads to Campaigns