• The serial number in each invoice's address field, not only on the envelope.
  • Only black text.
  • Send only invoices with attachments to scanning.
  • Do not use staples.
  • Invoices sent as e-mail attachments.
  • Only one invoice per file, which includes all the pages of the invoice.
  • You can send multiple invoices in one email. All files with an individual name.
  • One e-mail can be maximum 10Mb.
  • PDF-files need to be real PDF-documents, version 1.3 or newer.
  • PDF-files cannot be locked or password-protected.
  • The dimension of the document can be maximum 210 x 297 mm.
  • The name of the attachment can only include the regular marks: a-z, A-Z, 0-9.