| PayU | PayU SA - a licensed service provider and the acquisition payment (Visa and MasterCard member). For the purpose of this document, PayU payment means to deal with an application. |
| Merchant | A businessman (aka "payment acceptor"), an entity with which the PayU payment acceptance PayU application has been registered and signed the agreement means. Company / store / POS (see entries below) application point of view, "merchant" entites is a set of. |
| Panel | Management room or traders PayU administration panel user interface of the application is provided for. PayU registration for users on the panel sent a link to the merchant. Guide is available here. |
| Company / Firm | PayU system for collecting money from customers uses a legal entity. Such as name, address, tax ID appears with a set of features such as a legal entity. |
| Shop | Online store that collects payments; A company can have several stores. |
| POS | Accepts payment point of sale. All service parameters are defined for a given point of sale. Some may work in a shop poss. |
| Customer / Buyer | Shoper - A person pays an online store. |
| UrlofPlatnosci.pl | URL where the application is installed https://secure.payu.com/paygw PayU. Name and pre-application "platnosci.pl" knew of. |
| UrlPositive | A deal has been successfully launched, to implement a store customer is redirected to the URL. |
| UrlNegative | It started a transaction not store the customer is redirected to the URL of the application. |
| UrlOnline | URL of a store application state information office of the method of payment (report) is sent using about changes |
