The Amazon also offers Amazon Prime Support, an annually paid membership offering free two-day shipping in the United States. As well as discounted one-day shipping rates, which current users regard as the key reason for subscribing to the service. Theamazon has since opened to other countries and has also expanded to offer instant streaming. The selected movies and television shows through Amazon Instant Video and music. The average online expenditure of Amazon Prime members in the United States. And the amounts to 58 U.S. dollars per transaction, compared to 41 U.S. dollars of a non-Prime member.