Blog
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Online payments
What is payment security? What you need to know about PCI DSS and fraud
Learn what payment security means, how PCI DSS compliance, payment fraud detection, 3D Secure, and secure checkout help protect customers and revenue.
Emma Beardmore
•8 minutes
Online payments
How to choose the right payments provider
Learn what a payments provider does, how PSPs differ from a payment gateway, and what to check on fees, PCI DSS, KYC, FX, and market reach.
Alex Hammond
•8 minutes
Online payments
Multi-currency payment gateways: what they are, how they work, and what to look for
Payment gateway technology has been instrumental in enabling eCommerce businesses to grow. We explore how an international payment solution can help your global eCommerce business expand with higher margins.
Alex Hammond
•8 minutes
Online payments
Merchant services: what your business needs to know
Learn what merchant services include, from payment gateways to merchant accounts, plus fees, payment processing, and how to choose the right UK provider.
Alex Hammond
•6 minutes
Online payments
SaaS payment processing: what to look for in a provider
Learn how SaaS payment processing works, what to look for in a provider, and which UK platforms support recurring billing, tax, and cross-border payments.
Emma Beardmore
•11 minutes
Online payments
Subscription payment processing: what it is and how it works
Learn how subscription payment processing works, compare flat-rate and tiered pricing, understand fees, and choose tools for recurring billing at scale.
Emma Beardmore
•10 minutes
Online payments
Third-party payment processors: How they work and how to choose one
Third-party payment processors help businesses accept different online payment methods without opening a merchant bank account. Learn how they work here.
Alex Hammond
•8 minutes
Online payments
How to prevent chargebacks and protect your revenue
Chargebacks cost more than the disputed transaction. We cover nine proven strategies to reduce chargebacks, cut fees, and protect your revenue.
Emma Beardmore
•10 minutes
Online payments
eCommerce payment gateways: what are they and how do they work?
Learn what an eCommerce payment gateway is, how it works, key types, fees, and what to look for when choosing an online payment gateway for your store.
David Beach
•11 minutes
Online payments
Payment facilitators: What they are and what you need to know
Learn what a payment facilitator is, how it works, and when to use it for embedded payments, marketplace payment processing, and global growth.
Emma Beardmore
•10 minutes
Online payments
What are recurring payments? How they work, examples, and benefits
Recurring payments are a reliable way to collect ongoing revenue. Learn how they work, explore billing models, and see how Airwallex helps you manage them.
Emma Beardmore
•9 minutes
Online payments
What is a merchant account? When and how to open one
Merchant accounts are separate business accounts that enable companies to accept card payments. See if you need one and review the requirements to get started.
David Beach
•6 minutes
Online payments
What is an ARN (Acquirer Reference Number)? How to track refunds and payments
Learn what an ARN (Acquirer Reference Number) is, how to track one, and why it helps you manage card payments, refunds, and disputes with ease.
Alex Hammond
•7 minutes
Online payments
What is Interchange++?
Learn how Interchange++ breaks card processing fees into interchange, scheme, and markup costs, and compare it with blended and interchange-plus pricing.
Alex Hammond
•8 minutes
Procurement
Purchase order vs invoice: key differences for UK businesses
Find out how purchase orders and invoices work, where each fits in the procurement cycle, and what UK VAT rules require — plus how automation can help your business.
Alex Hammond
•6 minutes
Procurement
Procurement vs purchasing: what are the main differences?
Understand the difference between procurement and purchasing, how the procure-to-pay cycle works, and how UK businesses can cut international supplier payment costs.
Alex Hammond
•6 minutes
Online payments
Marketplace payment processing: how to choose the right provider in the UK (2026 guide)
Marketplace payments can be complex and costly. The right payment processor makes it feel easy. Learn how to find the right provider for you.
Emma Beardmore
•8 minutes
Finance operations
Building the future of global finance in the age of AI
AI is reshaping finance, but the companies pulling ahead are thinking even bigger. Shannon Scott explores what it takes to build for speed, clarity, control, and scale.
Shannon Scott
•5 minutes
Online payments
Understanding SEPA payments: Everything businesses need to know
Learn how SEPA simplifies cross-border euro payments across markets within the SEPA zone, letting you collect payments fast and cost-effectively as you expand into Europe. Simplify recurring payment and collect them at lower costs with SEPA Direct Debit.
Emma Beardmore
•10 minutes
Online payments
Cross-border payment solution: a guide for UK businesses
Learn how to compare a cross-border payment solution on cost, speed, coverage, and APIs, so you can cut FX fees and scale global payments with confidence.
David Beach
•9 minutes
Online payments
Top 8 SaaS payment solutions for UK businesses in 2026
Find the top SaaS payment solutions in the UK to optimise your payment systems. Learn more about the best SaaS systems to ensure seamless transactions and improved efficiency for your business.
Emma Beardmore
•7 minutes
Online payments
eCommerce payment processing: What is it and how does it work?
Learn how eCommerce payment processing works to secure online transactions. Discover key steps, payment methods, and essential features in a payment processor.
David Beach
•12 minutes
Online payments
Payment data encryption: how it works and why it matters
Discover how encryption protects sensitive payment data, prevents fraud, ensures compliance, and builds trust for secure online transactions.
Emma Beardmore
•7 minutes
Online payments
Payment gateway fees: what businesses need to know
Learn what payment gateway fees include, how pricing affects costs, and how to cut credit card processing fees with the right gateway for your business.
Emma Beardmore
•12 minutes