The process of transferring funds from one party to another.

A document issued by a seller to a buyer, listing goods or services provided and the amount due.

The means by which a payment is made, such as credit card or bank transfer.

A document acknowledging that a payment has been made.

The process of returning funds to a customer for a returned product or service.

The system of money in general use in a particular country.

A service that authorizes and processes payments for online and offline transactions.

A demand by a credit card provider for a retailer to make good the loss on a fraudulent or disputed transaction.