We're writing about the order you placed on April 23, 2014 (Order# 104-8929022-6689801).
USPS attempted to deliver your package but was unable to leave the package unattended.
You can ask USPS to redeliver the package or hold it for pickup at the local post office. To do this, please go to https://redelivery.usps.com/ and use the package tracking number *********************. If your package was shipped to a PO Box address, it was likely too large to leave in your particular post office box.
For more information about picking up this package, please visit http://www.usps.com and click "Locate a Post Office" to find contact information for your local post office or call 1-800-ASK-USPS.