BizSugar.com › Products and Services › The Blurry Line of Amazon's new Fulfillment Web Service

From the Page: "That pretty much says it all, Amazon is turning physical space into a web service and charging for it in the same way they charge for hard drive space now. Apparently the way this will work is that Amazon won't charge for the service but will instead charge for storage space and the transactions themselves.

This way companies can use Amazon's back-end for automation while only paying when they make money. "