The reality is that there are no specific formal requirements regarding the way in which should develop the body of an electronic invoice, but yes there are 3 common ways to proceed its reproduction: PDF, EDIFACT or XML. The PDF format is used when the recipient of the electronic invoice is a professional or an individual, with unique interest save the invoice electronically, without intention to edit the data, since this format is difficult to change data or new data to the electronic invoice entry. On the other hand, the XML format is used when the electronic invoice you want to send from computer to computer. This format is primarily used in North America and gradually its use is has been carried out in different parts of the European continent. For its part, the EDIFACT format is the more usual language at the moment in which the recipient is a company that has a technology capacity to treat information that is received in an automated manner. In this way, the the electronic invoice data are entered to the computer automatically. A. Verastegui hold.