Want to know how to write an email with an invoice attached? Read on for our top tips, as well as a sample invoice email you can use for your customers.Learn how to write an effective invoice email. Streamline your invoicing process and ensure timely payments with these best practices. This article will explain what an email template is and why it is important. This template can be used to create invoices. Use this invoice email template to write and send invoices that are straightforward and easy to understand, making it easier for you to get paid on time. You'll learn essential tips to write the best invoice emails and provide 6 invoice business email templates and a template for you to use. In this article, you'll find five email templates that you can use to inform clients about the completion of a project. Invoice emails should be clear, concise, and easy for the client to understand.