Amazon Just Made an Unexpected Move That Could Crush FedEx and UPSIt's the company's latest play in connection with its massive shipping and logistics operations.

Amazon has already become the mostdominant online retailer, and it's poised to take over the delivery space next. Theecommercegiantannouncedthe launch of its Buy with Prime program on Thursday; the service provides third-party retailers access to the company's extensive shipping and fulfillment network, even for orders on non-Amazon sites.

Retailers using the service will have the option to attach the Prime icon to items on their website that are eligible for free two-day ornext-day delivery. Additionally, Prime members will be able to use the payment and shipping information associated with their Amazon accounts to place an order. It's a major opportunity for Amazon to cash in, as sellers will pay various fees for payment processing, fulfillment, storage and more.

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But Buy with Prime isn't available to all retailers just yet; for now, only sellers who useFulfillment by Amazon (FBA)can take advantage, by invitation only. Ultimately, the company does plan to expand to include other merchants, which has the potential to level the company even further up in the online-delivery game — potentially far past UPS,FedExand even the U.S. Postal Service.

目前,亚马逊提供了Multi-Channel Fulfillmentprogram to allowsellersto store and ship goods with Amazon's services via third-party sites.

Buy with Prime is the company's latest move in a long-running campaign to maximize profit with itssprawlingshipping and logistics operations. According to areportfrom the company, third-party seller services, including comissions, fulfillment and shipping fees and other services, climbed 11% year over year to $30.3 billion in the most recent quarter.

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