Although Microsoft Excel is suitable for creating invoices, you can also use Word if the content is brief and you need to send an invoice quickly to a client, supplier, or agency.

Some of the best Invoice Templates for Word Online to create Business Invoices for free are: Invoice; Business invoice (Red and Black) Service Invoice with Microsoft Invoicing; Invoice (Timeless ...

MS Word 2007's invoice templates come in a variety of styles and formats to suit your needs. Click on the Office button, and then click on "New" to create a document that will contain your invoice.