How To Write Reminder Email For Past Due Payment. Here are some steps you can follow to write an effective past due invoice email: If your emails for late payment are falling on deaf ears, you may need to follow through on your threats of legal action.

Sending a gentle reminder email to your client for payment a few days before the invoice is due will help remind those clients who just got busy and forgot. Before the invoice is due. I am writing regarding the payment reminder dated {date on reminder}.