Amazon Technologies, Inc.

Hidayet Ozgur Sanli

Gurushyam Hariharan

Matthew T Williams

Disclosed are various embodiments for collaborative electronic commerce. For example, a first network site is implemented in at least one server that sells a first plurality of items via a network. A relationship is identified in the at least one server between a second network site and an aspect of the first network site, where the second network site is configured to sell a second plurality of items via the network. A reference to the second network site is presented to the user in association with a transaction that involves the aspect of the first network site.

Collaborative electronic commerce

Disclosed are various embodiments for presenting alternative shopping options to a customer. A collection of alternative shopping options is identified in a computing device based upon subject matter of a network page generated by a first one of a plurality of network sites to be presented to a customer. Each of the network sites is configured to sell a plurality of products, and at least one of the alternative shopping options comprises a purchase opportunity associated with a second one of the network sites. An estimate of a benefit for each of the alternative shopping options is determined with respect to the first one of the network sites, and a subset of the alternative shopping options is identified to be included in the network page based at least upon the estimates. The subset of the alternative shopping options is included in the first network page.

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Tempe, AZ, United States of America

Hidayet Ozgur Sanli