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  2. Point of sale - Wikipedia

    en.wikipedia.org/wiki/Point_of_sale

    The point of sale (POS) or point of purchase (POP) is the time and place at which a retail transaction is completed.At the point of sale, the merchant calculates the amount owed by the customer, indicates that amount, may prepare an invoice for the customer (which may be a cash register printout), and indicates the options for the customer to make payment.

  3. Category:Retail point of sale systems - Wikipedia

    en.wikipedia.org/wiki/Category:Retail_point_of...

    This page was last edited on 5 November 2020, at 07:02 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  4. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    Many PDF viewers are provided free of charge from a variety of sources. Programs to manipulate and edit PDF files are available, usually for purchase. There are many software options for creating PDFs, including the PDF printing capabilities built into macOS, iOS, [71] and most Linux distributions.

  5. Payment terminal - Wikipedia

    en.wikipedia.org/wiki/Payment_terminal

    PAX Technology S90 credit card terminal with a Visa card inserted.. A payment terminal, also known as a point of sale (POS) terminal, credit card machine, card reader, PIN pad, EFTPOS terminal (or by the older term as PDQ terminal which stands for "Process Data Quickly" [1]), is a device which interfaces with payment cards to make electronic funds transfers.

  6. Square (financial services) - Wikipedia

    en.wikipedia.org/wiki/Square_(financial_services)

    Square is a point-of-sale system for merchants with physical or online stores. [1] [2] Launched in 2009 by Block, Inc., [3] it enables sellers to accept card payments and manage business operations. As of 2023, Square is the U.S. market leader in point-of-sale systems, [4] [5] [6] serving 4 million sellers and processing $210bn annually. [7] [8]

  7. Semi-integrated POS - Wikipedia

    en.wikipedia.org/wiki/Semi-integrated_POS

    Semi-Integrated Point-of-Sale is a checkout method used by retailers which integrates payment processing and POS software in a secure & streamlined network configuration. . Semi-Integration allows retailers to accept Chip/EMV credit card and debit card payments, as well account for inventory changes, returns, voided transactions and other payment func

  8. Payment card industry - Wikipedia

    en.wikipedia.org/wiki/Payment_card_industry

    The payment card industry consists of all the organizations which store, process and transmit cardholder data, most notably for debit cards and credit cards.The security standards are developed by the Payment Card Industry Security Standards Council which develops the Payment Card Industry Data Security Standards used throughout the industry.

  9. ISO 8583 - Wikipedia

    en.wikipedia.org/wiki/ISO_8583

    Single message system (SMS), no file exchange after this. x3xx: File actions message: Used for hot-card, TMS and other exchanges x4xx: Reversal and charge-back messages Reversal (x4x0 or x4x1): Reverses the action of a previous authorization. Charge-back (x4x2 or x4x3): Charges back a previously cleared financial message. x5xx: Reconciliation ...