[ENG] InPost Pay documentation

The Merchant – InPost Pay integration includes the following elements:

InPost Pay - Widget - A widget that makes it possible to integrate the websites (frontend) of the Merchants with the backend of the Merchants' platform, and which provides access on the Merchant's backend to the methods of the Merchant Backend API, which the InPost Pay service will call.
InPost Pay (Basket_App) - a module which provides access to the API, which makes it possible to exchange information regarding the basket and the processing of the order.

Glossary

Term	Definition
InPost Pay	The entire IT solution consisting of several systems which handle the process of finalizing the purchase by the user in the InPost Mobile app.
InPost Mobile	The currently functioning InPost app allowing for track, send, and return shipments.
Merchant	A store/a platform which offers product sales online, integrated with InPost Pay.
Basket	One or several products that the user selects on the Merchant's website. The content of the basket is transferred to InPost Pay.
User	An end user purchasing at a Merchant's platform and having the InPost Mobile app.
Bank	Aion Bank - payment operator.
InPost Pay Widget	An element embedded on the Merchant's website, which makes it possible to select the Kup z InPost Pay (Buy with InPost Pay) option, and to bind a browser with the InPost Mobile app. The Widget is used to couple with the use of a telephone number./QR, or to quickly add an InPost Pay basket for a registered user.
Order	This is a basket for which the payment process was started.
Trusted/linked browser	An instance of a web browser which operates on a specific device, added to the trusted ones to the InPost Mobile app. Only a trusted browser may add products to a basket in InPost Mobile.

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