In this June 30, 2011 file photo, a UPS driver delivers packages from Amazon.com in Palo Alto, Calif.
In this June 30, 2011 file photo, a UPS driver delivers packages from Amazon.com in Palo Alto, Calif. Paul Sakuma AP
In this June 30, 2011 file photo, a UPS driver delivers packages from Amazon.com in Palo Alto, Calif. Paul Sakuma AP