Payment Reminder Email Template A payment reminder email should sound calm, clear, and easy to act on. This page gives you a reusable template, several examples, and guidance for sending reminders without sounding awkward or aggressive. Reminder copy General reminder Subject: Payment reminder for invoice INV-2048 Hi Sarah, I hope you are well. I wanted to send a quick reminder that invoice INV-2048 for $2,485.00 is now due. I have attached the invoice again here in case it is helpful. Please let me know if you need anything else from me to process payment. Thanks, Bronson --- Reminder with payment terms Subject: Invoice INV-2048 due on June 1 Hi Sarah, Just a quick note that invoice INV-2048 for the May design retainer was due on June 1. If payment has already been scheduled, please ignore this note. Otherwise, I would appreciate an update on timing. Best, Bronson Tips - Keep the first reminder friendly and straightforward. - Include the invoice number or due date in the subject line when that helps context. - Use automation for timing so the message stays consistent across every billing cycle.