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"Point of Sale"

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Diagram of a smartphone using Magnetic Secure Transmission (MST) to emit a signal that mimics a card's magnetic stripe at a POS terminal

Merchant & POS

What is MST (Magnetic Secure Transmission)?

Magnetic Secure Transmission (MST) is a mobile payment technology in which devices such as smartphones emit a signal that mimics the magnetic stripe on a traditional payment card, letting a physical card's POS use be imitated without upgrading terminal software or hardware.

Collection POS web-based payment management dashboard

Merchant & POS

What is a Collection POS?

A Collection POS is a secure, web-based payment platform through which businesses and institutions manage their collections and generate the reports they need. Many similar products exist on the market under different names.

Illustration of a new-generation smart cash register combining a fiscal device and a POS terminal

Merchant & POS

What You Need to Know About Smart Cash Registers (OKC)

A smart cash register is a new-generation, IP-based payment recording device that integrates a cash register with a POS terminal. It combines fiscal devices and POS devices in a single unit and transmits data to the Ministry of Finance in real time.

Illustration representing electronic payment systems

Payment Systems

What are Payment Systems?

Let's talk about payment systems, which we have heard more about since the internet entered our lives, and the basic structures behind them. The first credit card in the world was used in America in the 1920s.

Table showing service code values and their meanings for payment cards

Credit Card

What is the Service Code on Cards?

The service code is information printed on a card's Track 1 and Track 2 data, covering card type, PIN usage, and domestic/international usage status. It is kept at the product level in bank systems.

Z Report printout from a cash register

Merchant & POS

What is a Z Report?

A Z Report is a report taken at the end of the business day, bearing a sequential number, that gives detailed information about sales made using a cash register during a business day, the revenue earned, and the VAT collected.

Illustration representing communication protocols used in POS payment systems

Merchant & POS

What Are POS Sub-Protocols and Their Use Cases in Turkey?

In payment systems, every exchange between POS devices and bank or payment institution systems runs on a specific messaging standard, generally based on ISO 8583. However, each country, bank, or switch network defines its own version of this standard.

Illustration of recurring payments and automatic card collection for subscription businesses

Merchant & POS

Key Points to Watch for in Recurring Payments

Winning customers is one of the most important things in business, but keeping them satisfied matters just as much. If you collect payments at regular intervals, such as monthly, these tips will help you improve the success rate of recurring collections.

Sample credit voucher (refund) document

Merchant & POS

What is a Credit Voucher (Refund Document)?

A Credit Voucher (Refund Document) is a document issued by the merchant for the refund or cancellation of a good or service that a cardholder purchased using a credit card, or to correct an overcharge made by mistake.