Friendly reminder, 3 days before the due date
Subject: Invoice [INV-0001] due on [date]
Hi [name],
A quick reminder that invoice [INV-0001] for [C$ amount, GST/HST included] is due on [date]. You can pay by [payment methods].
Thanks,
[your name]
On the due date
Subject: Invoice [INV-0001] is due today
Hi [name],
Invoice [INV-0001] for [C$ amount] is due today. If you have already paid, thank you, and please ignore this note.
Thanks,
[your name]
7 days overdue
Subject: Invoice [INV-0001] is 7 days overdue
Hi [name],
Invoice [INV-0001] for [C$ amount] was due on [date] and is now 7 days overdue. Could you let me know when payment will be sent? I have attached a copy of the invoice.
Thanks,
[your name]
Final notice
Subject: Final notice: invoice [INV-0001]
Hi [name],
Invoice [INV-0001] for [C$ amount] is now [number] days overdue. Please pay by [date]. As set out in our terms, interest at [rate]% a year applies to overdue balances.
Regards,
[your name]