Invoices are a vital part of any service-based business. Learn how to create and send one with our easy-to-follow guide.

You can create a custom invoice form or use any number of widely available free customizable templates. For best results, select a form that is computer-generated.

Creating an invoice is a simple way to bill your customers and keep track of your accounts receivable. Here's what you need to know to create an invoice.

How to Create a Form Using Microsoft Excel 2007. There are several ways to add forms in Microsoft Excel 2007, without the need to learn Visual Basic and type complex code.