Please note that: The serial number must be included in the address field of every invoice, not just on the envelope. You only use black as the color of the text. Please only send invoices with attachments for scanning. You don’t use staples.
You can also send invoices in PDF format by e-mail.
Invoices are sent as email attachments. One invoice per file, which contains all pages of one invoice. You can send several invoices in one email message. All files must have their own name. One e-mail can be a maximum of 10Mb. PDF files must be genuine PDF documents, version 1.3 or later. PDF files must not be locked or password protected. The outer dimension of the document can be a maximum of 210 x 297 mm. The name of the attachment must contain only ordinary characters: a-z, A-Z, 0-9.