Resource Hub

Welcome to our Resource Center! Here, you'll find tools and insights to streamline your processes and enhance customer engagement.

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Guides

Direct debit

Best direct debit providers for businesses in 2026

Six UK direct debit providers compared on fee caps, Service User Numbers, failed payments and chasing, from Adfin and GoCardless to Bacs bureaus.

Adfin team
Adfin team
8 min read
28 September 2026
Direct debit

AUDDIS and ADDACS reason codes explained

What AUDDIS, ADDACS and ARUDD reports mean, the reason codes in each, and what to do when a mandate is cancelled or rejected or a collection is returned.

Adfin team
Adfin team
6 min read
6 October 2026
Late payment

Can you charge late payment fees on overdue invoices in the UK?

Yes, on business invoices: statutory interest plus £40 to £100 compensation, with no clause needed. When your own flat late fee works, and when it doesn't.

Adfin team
Adfin team
6 min read
1 October 2026
Late payment

How much interest can you charge on late payments in the UK?

Statutory interest is 8% over base rate, now 11.75% a year, plus £40, £70 or £100 compensation and recovery costs. How the rate is fixed and how to claim.

Adfin team
Adfin team
6 min read
1 October 2026
Direct debit

Direct debit indemnity claims: how to handle one

What a direct debit indemnity claim is, why the money is taken back, what to do the day one arrives, the evidence a challenge needs and how to prevent claims.

Adfin team
Adfin team
6 min read
8 October 2026
Taking payments

How much does GoCardless cost per transaction in the UK?

GoCardless Standard costs 1% + 20p capped at £4, plus 0.3% above £2,000 and VAT. What each collection costs and what the headline rate leaves out.

Adfin team
Adfin team
6 min read
9 October 2026
Direct debit

Direct debit mandates: how they work and what makes them valid

What a direct debit mandate is, the Bacs rules that make one valid, why only you can lodge it, what online sign-ups need and how to keep mandates collecting.

Adfin team
Adfin team
6 min read
23 September 2026
Direct debit

How long does it take to set up direct debit?

Setting up through a payment provider takes days, mandates reach the bank the same day, and the first payment usually lands one to two weeks after signing.

Adfin team
Adfin team
6 min read
30 September 2026
Taking payments

Confirmation of Payee: what it checks and why it matters

What Confirmation of Payee checks, the four results your customers can see, why trading names cause a no match, and how to make sure customers get a match.

Adfin team
Adfin team
6 min read
3 October 2026
Credit control

Do automated payment reminders actually work?

Automated reminders make your follow-up consistent, but the bigger difference comes from how payment is set up. What the data shows and how to use automation.

Adfin team
Adfin team
5 min read
6 October 2026
How can law firms help clients who can't pay in one go?
Legal

How can law firms help clients who can't pay in one go?

Law firms can take staged money on account, agree an instalment plan on a bill or accept part payments. Agree it in writing, including missed payments.

Adfin team
Adfin team
6 min read
20 October 2026
Credit control

How to chase an unpaid invoice: the sequence that works

A chasing sequence to set when the invoice goes out: a check before the due date, two reminders, a call and a formal notice, plus what to say each time.

Adfin team
Adfin team
6 min read
23 September 2026

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Webinars

October 20, 2026

Solving Late Payments: How Law Firms Can Use AI Agents to Reduce Lockup | Adfin x Actionstep

October 19, 2026

The Hidden Cost of Chasing Late Payments | Adfin x Husu

October 19, 2026

Getting Paid Before You Have a Finance Function | Adfin x Jumpstart

October 3, 2026

450 Hours Back: Where Accountants Lose Time to Admin

October 2, 2026

How to Build a Better Client Onboarding Process

July 30, 2026

Why you should be charging late fees on overdue payments

July 28, 2026

AI Chasing: how it works and why it beats automated reminders

June 1, 2026

The Adfin Brew: Episode 3 - Practice first, Clients next.

May 26, 2026

The Adfin Brew: Episode 2 - The path to full credit control

May 8, 2026

The Adfin Brew: Episode 1 - Launching credit control as a service

Product Updates

September 16, 2026

Introducing Cash MOT: Run a full cash flow report in minutes

July 28, 2026

Introducing customer agents: AI credit control

June 11, 2026

How Adfin automates late payment fees