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Ingenico POS terminal illustrating POS brand and model

Merchant & POS

What does POS brand and model mean?

Just like a car, a POS device has a brand and a model, for example Ingenico ICT220 or Ingenico ICT250. Each model differs from the others: some have a contactless reader while others may not, and screens, memory and features vary.

Diagram showing how pre-authorization blocks a card's available limit

Credit Card

Which Cards Can Be Used for Pre-Authorization?

Pre-authorization reduces the merchant's risk by blocking part of the card's limit for a set period. Since a credit card has a defined limit, an amount can be blocked against it. ATM cards and prepaid debit cards have no such limit to block.

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.

Diagram explaining the MCC merchant category code field in ISO 8583 messages

ISO 8583

ISO 8583 Field Descriptions (F18)

F18-MERCHANT TYPE: This is the merchant's category code (MCC) information. It must contain values from the Mastercard or Visa MCC Code list. It is a 4-digit numeric value. For ATM transactions, MCC code 6011 should be sent. The role of MCC in authorization...

Diagram illustrating the Store and Forward (SAF) offline transaction process

Payment Systems

What is Store and Forward (SAF)?

Store and Forward (SAF) describes offline transaction processing. It was originally developed when modems were introduced and connections were not always stable, letting terminals store transactions and forward them once connectivity is restored.

Credit card statement document example

Credit Card

What Is a Credit Card Statement?

There are around 65,000,000 credit cards in Turkey. By design, credit cards work by opening a line of credit, allowing spending against that limit, generating a statement based on spending, and having the customer pay the resulting debt.

TR QR Code supported payment devices

Payment Systems

Which Devices Can I Pay From With the TR QR Code?

According to BKM's TR QR Code Technical Principles and Rules Guide for card payments, QR code payment structures apply to EFTPOS, shared EFTPOS, ÖKC, ATMs, payment provider apps, static QR codes and virtual POS.

Illustration representing digital payment methods such as cards and mobile wallets

Merchant & POS

What is Digital Payment?

Payments made over the internet are called digital payments. Card payments, cryptocurrency, and online banking transfers all fall within the scope of digital payment, along with mobile wallets and QR code payments.