ClientFoyer Blog
Get Paid Before the Ball Drops: A Freelancer's Year-End Invoice Chase-Down
ClientFoyer Blog
How to Follow Up on an Unpaid Invoice (Without Burning the Client)
October 26, 2026 · Eric Lottman Jr
Most unpaid invoices are not malice. They are a full inbox, a bookkeeper who only runs payments on Fridays, an invoice sitting in the wrong person's spam folder. The freelancers who get paid are not the ones who write the angriest email. They are the ones whose follow-up runs on a schedule instead of on frustration.
Here is the ladder, and the exact emails.
Before you send anything, check three things
1. Did they actually receive it? If your invoicing setup tells you whether the invoice was viewed, look. If it was never opened, your problem is delivery, not payment — resend it before you remind anyone about it.
2. Is it in the format their process needs? Invoices bounce for stupid reasons: a missing department name, a date that needs to sit at month-end, a PO number nobody mentioned until accounting rejected the first version. One round of format ping-pong can push a payment a full month. Ask once, up front, what their accounting needs on the invoice — then keep it on file for that client.
3. Are you emailing the person who can pay? Your contact often cannot. The person who approved the work and the person who releases the money are frequently two different people, and your reminder is landing with the one who can only forward it.
The three touches
Send these on a rhythm — a few days after the due date, a week after that, then the firm one. Friendly to firm, always specific: invoice number, amount, date sent, date due. Specifics make forwarding easy, and your email mostly gets forwarded.
Touch 1 — the friendly check (2–3 days past due)
Subject: Invoice #1042 — just checking it landed
Hi [Name] — sending invoice #1042 ($850, sent March 3, due March 10) back to the top of your inbox. If it never reached you, this copy is attached. If accounting needs anything from me to process it — a W-9, a PO number, a different format — tell me and I will send it today.
This email assumes a logistics problem, because it usually is one. Half of "late payments" die right here.
Touch 2 — the specific reminder (7–10 days past due)
Subject: Invoice #1042 is 10 days past due
Hi [Name] — following up on invoice #1042 for $850, due March 10. Can you confirm it is in your payment queue, and tell me the date it is scheduled to run? If something is holding it up on my end, I would rather hear it now than guess.
Asking for the scheduled date does two things: it forces a real answer instead of "soon," and it gets the commitment in writing.
Touch 3 — the firm one (21+ days past due)
Subject: Invoice #1042 — pausing new work until this clears
Hi [Name] — invoice #1042 ($850) is three weeks past due, and I have not been able to get a payment date. I am pausing new work on the project until it clears. The moment it does, I am happy to pick everything back up. If there is a problem with the invoice itself, tell me directly and we will sort it out.
No threats you will not carry out, no late-fee surprise that was never in the agreement. A pause you actually enforce is worth more than either.
When it still does not work
Past 45–60 days, the invoice is no longer a reminder problem. Your options are a payment plan in writing, a partial settlement, or collections/small claims — decide based on the amount and whether the relationship is worth anything to you. And write down what you will do next time while it still stings: deposit before work starts, terms on the agreement itself, and a pause rule you set before you need it. The system you build after a bad invoice is the one that prevents the next one.
ClientFoyer is the tool I built to hold the boring parts of this: one portal link per project where your clients see files, updates, and invoices, with a seen-at time on every file, so "did they even open it" stops being a guess. Free to start, Pro is $19/mo. See pricing
Frequently asked questions
How many times should you follow up on an unpaid invoice?
Three scheduled touches cover most cases — a friendly check a few days after the due date, a specific reminder at 7–10 days asking for the scheduled payment date, and a firm note at three weeks that pauses new work. After that, switch from reminders to a decision: payment plan, settlement, or collections.
What should an unpaid invoice email say?
Keep it specific and short: invoice number, amount, the date it was sent, and the date it was due. Assume a logistics problem on the first touch. Ask what accounting needs from you. Escalate the tone across touches, not within one email.
When should you stop working for a client who has not paid?
When an invoice passes the point your agreement set — and if your agreement set no point, three weeks past due with no payment date given is a reasonable line. Pause, do not quit in anger; most clients pay the moment the pause is real.
Should you charge a late fee?
Only if the fee was in the agreement before the work started. A late fee invented after the fact mostly buys an argument. If you want one, put it in the next agreement, in writing, before the deposit.