Use Cases

Past due invoice letter templates for wholesale and distribution

Discover effective past due invoice letter templates tailored for wholesale and distribution. Streamline collections and improve cash flow. Download your template now!

By David Diaz, Co-Founder DALE Labs·Reviewed by Leonardo Shapiro, Co-Founder DALE Labs·Updated August 2026
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Direct Answer: Past Due Invoice Letter Templates

  1. Initial Reminder
Subject: Friendly Reminder: Invoice #[Invoice Number] Due Body: Hi [Contact Name], Just a quick reminder that invoice #[Invoice Number] for [Amount] is due on [Due Date]. Please let us know if it's already on its way. If not, we're here to help if you have any questions. Thanks! [Your Name]

  1. Second Reminder
Subject: Follow-Up: Invoice #[Invoice Number] Due Body: Hi [Contact Name], Hope you're doing well. We noticed that invoice #[Invoice Number] for [Amount] was due on [Due Date]. Could you update us on the payment status? It helps us keep our records accurate. Appreciate your attention to this. [Your Name]

  1. Third Reminder
Subject: Overdue Notice: Invoice #[Invoice Number] Body: Hi [Contact Name], Just checking in on invoice #[Invoice Number] for [Amount], now overdue since [Due Date]. Please let us know if there are any issues. We're keen to resolve this. Best, [Your Name]

  1. Final Notice Before Action
Subject: Urgent: Final Reminder for Invoice #[Invoice Number] Body: Hi [Contact Name], This is the final notice for invoice #[Invoice Number], overdue for [Days] days. To avoid further action, please make the payment promptly or contact us to discuss a payment plan. Thank you for your immediate attention. [Your Name]

  1. Escalation Notice
Subject: Invoice #[Invoice Number] Escalation Notice Body: Hi [Contact Name], We need to escalate the matter regarding invoice #[Invoice Number] now overdue by [Days] days. Please contact us to settle the account or discuss next steps. Thank you for understanding. [Your Name]

What Most Owners Try First, and Why It Stops Working

Most business owners start by writing follow-up emails manually. This works when you have a few invoices, but it becomes unmanageable with dozens or hundreds. The repetition is time-consuming, and emails often get ignored because they lack personalization.

What to Do Instead

Instead of writing each email from scratch, use standardized templates tailored to your customer's payment behavior. Define a clear sequence from initial reminder to final notice. Customize each message with invoice numbers and due dates, and set a consistent follow-up schedule. This ensures every overdue invoice gets attention without overwhelming your day.

How This Gets Easier with Scheduled Follow-Ups

When follow-ups run on a schedule, you only need to approve each message before it sends. This automation allows you to focus on running your business, knowing that every overdue invoice is being chased. ARPilot can handle this, integrating directly with QuickBooks Online, so you don't have to juggle multiple systems.

FAQ

Q: How often should I send follow-up emails for overdue invoices? A: Start with a reminder a week before the due date, followed by another on the due date. Send additional reminders weekly until paid.

Q: What if a customer doesn't respond to email reminders? A: If emails are ignored, consider reaching out by phone or sending a final notice letter via mail.

Q: Can I customize these templates for different customers? A: Yes, adjust the tone and details based on your relationship with the customer and their payment history.

Q: How does ARPilot help with overdue invoices? A: ARPilot drafts follow-up messages and schedules them for your approval. It adapts messages based on customer payment history, helping you recover overdue payments efficiently.

Q: Is there a cost to use ARPilot? A: Yes, ARPilot offers a free plan for up to 10 invoices a month. Paid plans start at $99 a month, which can be covered by recovering just one overdue invoice.

Start with the invoices that have already gone quiet

Connect QuickBooks Online, let ARPilot write the follow-up, and see what comes back. You read every message before your customer does, and the chasing stops the moment an invoice is paid.

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About the author
David Diaz, Co-Founder DALE Labs

David is the Co-Founder of DALE Labs, he is a Full Stack Developer with years of experience creating terrific web experiences. During his time as a developer, he has lead teams, trained developers, launched new products and created tons of value for a plethora of clients around the world.

Reviewed by Leonardo Shapiro, Co-Founder DALE Labs

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What ARPilot costs

Published pricing, billed monthly. Annual billing is about two months free.

Free

$0 /month

10 invoices per month

Starter

$99 /month

50 invoices per month

Professional

$299 /month

200 invoices per month

Enterprise

Custom

Unlimited invoices per month

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