1. Our publisher or customer service team may have needed to download the file to check it for problems.
2. A featured reviewer has received your title.
3. You sent complimentary copies to someone else (potentially quite some time ago) who has redeemed them.
4. The title was in Bundle of Holding and fulfilled through our site. To check this, click the "YES" radio button next to Display ONLY Bundle of Holding products in the Custom Report.
If you're not sure, please contact your Publisher Relations Representative.