The service integrates with e-commerce and other retailing applications to manage fulfillment and shipping, especially for international transactions. It calculates taxes and shipping rates in effect for cross-border sales and helps to manage delivery options and selection.
API methods support interaction with HS-rated product catalogs to define tax rates in effect for the selling and delivery jurisdictions. Methods also give access to shipping options available between sending and delivery locations with rate information and finalization of shipments. The API also provides for tracking international shipments and authorization of returns.