Here is how Amazon gets orders out the door so fast

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You point, you click, you order - and Amazon delivers, really fast!

Amazon is really good at getting us stuff really fast. But, how do they do it?

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Recently they let me - and my camera - inside their first fulfillment center in San Bernardino, California. This is the place where orders come in, get boxed up and head out the door. It could be for someone in Los Angeles or someone living in any of the 185 countries Amazon ships to.

The place is massive - 14 million products living under a roof that houses over a million square feet of stuff. There are also 9 miles of "conveyance" - belts and rails that transport items, orders, boxes on their merry little way.