Amazon's distribution network operates on a scale that's almost incomprehensible. The e-commerce juggernaut ships up to 25 million packages each day, and during the holiday season that number rockets ...

A massive Amazon returns pallet is bought at a steep discount after being listed with about $5,000 in original retail value.

An older model iPhone. A set of brake calipers. A pack of 24 disposable cat diapers. What do these items have in common? All were bought online by American shoppers who later changed their minds and ...