eInvoicing is comming
eInvoicing benefits every business by simplifying and automating the exchange and processing of invoices. To help medium and large business getting started with eInvoicing, ATO has a reference to help medium and large businesses understand Peppol eInvoicing. What to consider about implementation and how to choose the right service providers.
https://www.ato.gov.au/Business/E-invoicing/E-invoicing-for-businesses/Medium-and-large-business-getting-started-with-eInvoicing/