An invoice template is a program or software that enables you to create a formatted document in Microsoft Word format and send it out to your customers through email. These templates allow you to be able to generate an invoice with various date and time information and add the price, change of contract or the new policy. This is a fantastic way to make your work much easier to keep track of. It is also good for those who are busy and need to send out invoices but do not want to spend a lot of time creating them.