It is true. There really is a week/day/month for everything now. The Australian Taxation Office has many events available for you to attend that will explain eInvoicing and provide advice on how to get started.
The drive to adopt eInvoicing is coming directly from the ATO, and they list the benefits as being:
With any operational change in business, communication is central to the success of the change. The ATO recommends that you talk to your buyers and suppliers. If you are a tax agent, bookkeeper, or business advisor, you have a role to play in letting your clients know about eInvoicing. The ATO recommends that industry representatives do this for their members too, so here we are.
Business SA corporate member bzTrack launched their eInvoicing solution earlier this year, stating on their website that: