Fed Ex Smart Post is our $6.00 ship option. All orders under 11 pounds will ship Fed Ex Smart Post if you choose our $6.00 Ground Super Saver option. Fed Ex will pick the package from our warehouse and then turn it over to the US Postal Service who will deliver to your door. If you dont have a mailbox, please put your PO Box address. There is a possibility that your purchase can take up to 12 business days to arrive.