How to Write Invoice Email: Send Invoice Again (With Examples)

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Last updated: February 19, 2026

How to Write Invoice Email: Send Invoice Again (With Examples)

Unpaid invoices cripple cash flow. Learn to resend invoice emails with precision to prompt payment while preserving client rapport.

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Quick Template (Short)

Hi [[NAME]], resending invoice [[REFERENCE]] as a reminder. It's overdue—please process payment today. Thanks, [[YOUR_NAME]].

Formal Version

Dear [[NAME]], this is a formal reminder that invoice [[REFERENCE]] remains outstanding. We request settlement within 5 business days to avoid late fees. Sincerely, [[YOUR_NAME]].

Friendly Version

Hey [[NAME]], hope you're doing great! Just circling back on invoice [[REFERENCE]]. Let me know if you need a new copy or have questions. Cheers, [[YOUR_NAME]].

Firm Version

[[NAME]], final warning: invoice [[REFERENCE]] is 60 days overdue. Immediate payment is required; failure will escalate to collections. [[YOUR_NAME]].

Subject Lines (Pick one)

  • Resent: Invoice [[REFERENCE]] – Urgent Payment Reminder
  • Follow-up: Outstanding Invoice [[REFERENCE]] Requires Action
  • Second Notice: Invoice [[REFERENCE]] Now Overdue

Tips

  • Always attach the original invoice PDF to prevent 'lost' claims.
  • Reference the initial invoice date and due date for clarity.
  • Send resends on Tuesday mornings for higher open rates.

Related templates

More templates in the same category:

FAQ

Q: How many times should I resend an invoice before escalating?
A: Resend 2-3 times with polite reminders, then escalate formally after 30 days overdue.

Q: What if the client ignores all resend attempts?
A: Send a certified demand letter or consult a collections attorney promptly.

Personalized Generator (Fill & Copy)

Fill in the fields to generate a ready-to-send invoice email. Example Invoice: Invoice #INV-7712.




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