Blog
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Online payments
What is BIN sponsorship? How it works and why it matters
Learn what BIN sponsorship is, how it works within the card issuing process, and how partnering with a BIN sponsor can accelerate your market expansion.
Emma Beardmore
•9 minutes
Online payments
Payment gateways: What are they and how do they work?
Learn what a payment gateway is, how it processes transactions, the different types available, and what to look for when choosing a provider for your business.
Alex Hammond
•8 minutes
Online payments
What is a digital wallet? How it works, pros and cons, and how to choose one
Discover what digital wallets are, how they work, and how businesses can use them with corporate cards to streamline spend management and cut FX costs.
Alex Hammond
•8 minutes
Technology
Expense Policy Agent: Get an AI agent to enforce your policy across every entity
Expense Policy Agent is your always-on AI reviewer, built directly into Airwallex Spend. It reviews every expense in real time, flags policy breaches with cited rules, and helps global teams remain compliant across entities, currencies, and languages.
Thibault Genaitay
•3 minutes
Accounting
Best free accounting software in the UK for 2026
Compare the best free accounting software for UK small businesses and sole traders. Discover HMRC-recognised tools for MTD compliance, invoicing, and tax preparation.
Alex Hammond
•12 minutes
Online payments
How to build a payment gateway in the UK
Learn how to build a payment gateway for your business in 4 steps. Explore technical requirements, costs, PCI compliance, and how to choose the right UK provider.
Alex Hammond
•15 minutes
Online payments
International payment gateways compared: 6 options for UK businesses
Compare the best international payment gateways for UK businesses. See how Airwallex, Stripe, PayPal, Adyen, Checkout.com, and Worldpay stack up on fees, FX, and features.
Emma Beardmore
•6 minutes
Online payments
Best invoice payment software in the UK for 2026
Discover the best invoice payment software for UK small businesses in 2026. Compare top tools for MTD compliance, invoice automation, and international payment savings.
Alex Hammond
•6 minutes
Finance operations
Agentic commerce: A practical guide to prepare your business
Agentic commerce is transforming how products are discovered and purchased as AI agents act for consumers. This guide explains how merchants can adapt their discovery, trust, payments, and post-checkout systems to stay competitive in an AI-driven commerce landscape.
Mohamed Mehanna
•6 minutes
Online payments
What are digital payments? How they work, types, and popular systems in the UK
Learn what digital payments are, how they work, and the most popular types in the UK — from contactless cards and mobile wallets to bank transfers and BNPL.
David Beach
•6 minutes
Transfers
CHAPS vs. BACS: What’s the difference?
Learn how long BACS payments take, CHAPS payment limits, and when to use each for UK transfers.
Alex Hammond
•4 minutes
Online payments
Best recurring payment software for UK businesses in 2026
Compare the best recurring payment software for UK businesses in 2026. Review pricing, features, and capabilities of Airwallex, Stripe Billing, GoCardless, Chargebee, and Recurly.
Alex Hammond
•5 minutes
Working capital
The silent drain: Why SMEs are leaving billions on the table in idle cash
Discover why idle cash is costing European SMEs thousands each year, how banks profit from your inaction, and three simple treasury strategies to put your EUR, USD, and GBP balances to work in 2026.
Laurens Maartens
•6 minutes
Corporate cards
Virtual cards: what they are, how they work, and why businesses use them
Explore our guide to virtual cards for businesses in the UK. Learn what they are, how they work, and how to get them.
David Beach
•9 minutes
Corporate cards
The top 7 corporate business cards compared by fees and features
Discover our recommendations for the top 7 corporate cards in the UK. Compare fees, features, and explore the benefits to find the right card for your business needs.
Alex Hammond
•13 minutes
Corporate cards
Corporate cards: what they are, how they work, and how to choose the right one
Corporate credit cards improve flexibility and security and can earn extra perks along the way. Learn more about whether commercial cards are right for you.
David Beach
•10 minutes
Expense management
The high-earner ‘credit line’ – how operational respect is winning the war for talent
Former consultants, audit managers, and finance leaders share the reality of expense management at global professional services firms and the gap between the efficiency they sell to clients and the processes their people navigate every day.
Tales from the industry – Part 2.
•3 minutes
Expense management
From ‘department of no’ to engine of ‘yes’ – navigating the tension between governance and consultancy speed
Former consultants, audit managers, and finance leaders share the reality of expense management at global professional services firms and the gap between the efficiency they sell to clients and the processes their people navigate every day.
Tales from the industry – Part 4.
•3 minutes
Expense management
The "Receipt Friday" trap – why global consultancies are bridging the gap between advice and operations
Former consultants, audit managers, and finance leaders share the reality of expense management at global professional services firms and the gap between the efficiency they sell to clients and the processes their people navigate every day.
Tales from the industry – Part 1.
•3 minutes
Online payments
What is a payment service provider? How PSPs work, key features, and how to choose one
Discover what a payment service provider (PSP) is, how PSPs process transactions, and what to look for when choosing one for your business.
Emma Beardmore
•12 minutes
Corporate cards
Single-use virtual cards for travel agents: how they work and why they matter
Learn how single-use virtual cards can increase security and automate complex payments for travel agents. Better track, manage, and reconcile your finances.
David Beach
•5 minutes
Corporate cards
Credit card processing: how it works, what it costs, and how to choose a provider
Learn how credit card processing works, what fees to expect, and how to choose the right provider. Reduce costs and scale payments with Airwallex.
Emma Beardmore
•11 minutes
Shannon Scott
•3 minutes
Online payments
What are payment links? How they work and how to use them (UK guide)
Discover how UK businesses can create high-converting payment links. Learn best practices, design tips, compliance rules, and how Airwallex makes payment links simple.
David Beach
•7 minutes