Some lawmakers say stopping Saturday delivery could mark the beginning of the end of traditional mail.
VOA: standard.2010.04.13
All four firms are adapting to diminished traffic in letters and important documents because of e-mail, and the growing demand for parcel delivery to end-consumers generated by e-commerce sites such as Amazon.
The increased number and geographic locations of the new FCs are pushing Amazon further into delivery zones and closer to the end-buyer, thus improving delivery time.