Payment Fundamentals & Education

# Payment Fundamentals & Education ###### Master the core concepts of the payment landscape with our comprehensive collection of foundational guides and educational resources. ​ [All](https://www.fibonatix.com/resources/payment-edu/) [Spotlight](https://www.fibonatix.com/resources/payment-edu/category/spotlight/) [Podcast](https://www.fibonatix.com/resources/payment-edu/category/podcast/) [CBD and cannabis](https://www.fibonatix.com/resources/payment-edu/category/cbd-and-cannabis/) More [Online payment processing](https://www.fibonatix.com/resources/payment-edu/category/online-payment-processing/) June 19, 2026 [How online payment processing works for established merchants](https://www.fibonatix.com/resources/payment-edu/how-does-online-payment-processing-work-for-smes/) [Online payment processing touches every transaction your business accepts, yet most merchants treat it as background infrastructure until something goes wrong. This guide breaks down how merchant paym](https://www.fibonatix.com/resources/payment-edu/how-does-online-payment-processing-work-for-smes/) [Choosing a payment service provider](https://www.fibonatix.com/resources/payment-edu/category/choosing-a-payment-service-provider/) June 12, 2026 [Choosing a payment service provider: 9 key questions to ask](https://www.fibonatix.com/resources/payment-edu/choosing-best-payment-service-provider-key-questions-for-providers/) [For UK and EEA merchants in specialist categories, the right payment service provider question is whether a provider can serve your category at all, not who offers the lowest rate. These nine question](https://www.fibonatix.com/resources/payment-edu/choosing-best-payment-service-provider-key-questions-for-providers/) [Card payments](https://www.fibonatix.com/resources/payment-edu/category/card-payments/) June 12, 2026 [How to accept credit card payments: A guide for UK and EEA merchants](https://www.fibonatix.com/resources/payment-edu/how-to-accept-credit-card-payments-as-a-small-business/) [For UK and EEA merchants, accepting credit cards is a baseline commercial requirement. This guide covers payment gateways, POS terminals, MOTO processing, and how to get set up without a traditional m](https://www.fibonatix.com/resources/payment-edu/how-to-accept-credit-card-payments-as-a-small-business/) [Podcast](https://www.fibonatix.com/resources/payment-edu/category/podcast/) June 12, 2026 [Interchange fees explained: A merchant's guide to payment pricing](https://www.fibonatix.com/resources/payment-edu/understanding-interchange-fees-a-simple-guide-to-pricing-in-payments/) [Interchange fees are one component of a three-layer cost structure that most merchants pay without fully understanding. This guide, drawn from a Pay Attention podcast episode with Fibonatix CEO Tal Mi](https://www.fibonatix.com/resources/payment-edu/understanding-interchange-fees-a-simple-guide-to-pricing-in-payments/) [Online payment processing](https://www.fibonatix.com/resources/payment-edu/category/online-payment-processing/) June 12, 2026 [How to take payments online: A UK and EEA merchant guide](https://www.fibonatix.com/resources/payment-edu/how-to-take-payments-online-a-guide-to-taking-online-payments-fibonatix/) [The infrastructure behind your online checkout shapes both conversion rates and fraud exposure. This guide covers payment methods, gateways, merchant accounts, and SCA compliance for UK and EEA mercha](https://www.fibonatix.com/resources/payment-edu/how-to-take-payments-online-a-guide-to-taking-online-payments-fibonatix/) [Card payments](https://www.fibonatix.com/resources/payment-edu/category/card-payments/) May 27, 2026 [How long do debit card payments take to process?](https://www.fibonatix.com/resources/payment-edu/how-long-do-debit-card-payments-take-to-process/) [Debit card payments have become an integral part of our daily lives, offering convenience and ease when it comes to making transactions. However, one common question that often arises is, “How long do](https://www.fibonatix.com/resources/payment-edu/how-long-do-debit-card-payments-take-to-process/) [Payment gateways](https://www.fibonatix.com/resources/payment-edu/category/payment-gateways/) May 13, 2026 [How payment gateways work: A step-by-step guide for UK and EEA merchants](https://www.fibonatix.com/resources/payment-edu/how-do-payment-gateways-work-understanding-the-basics/) [A payment gateway is the technology that moves money from a customer’s card to a merchant’s account in the seconds between clicking “pay” and receiving an order confirmation. For UK and EEA businesses](https://www.fibonatix.com/resources/payment-edu/how-do-payment-gateways-work-understanding-the-basics/) [Card payments](https://www.fibonatix.com/resources/payment-edu/category/card-payments/) May 6, 2026 [Credit card payments for small businesses: A UK merchant’s guide](https://www.fibonatix.com/resources/payment-edu/taking-card-payments-small-business/) [Are you an SME wondering how to take card payments? Get everything you need to know here. The ‘taking card payments: small business’ guide, brought to you by Fibonatix.](https://www.fibonatix.com/resources/payment-edu/taking-card-payments-small-business/) [Payment methods](https://www.fibonatix.com/resources/payment-edu/category/payment-methods/) May 5, 2026 [Online payment methods for small businesses: a UK merchant's guide](https://www.fibonatix.com/resources/payment-edu/what-are-the-best-payment-methods-for-small-businesses-fibonatix/) [For small business owners, finding reliable payment solutions that cater to diverse customer preferences and optimise revenue potential is essential. From cashless payments and credit card payments to](https://www.fibonatix.com/resources/payment-edu/what-are-the-best-payment-methods-for-small-businesses-fibonatix/)