E-Invoicing is no longer the future - it is happening now, and at lightning speed. All around the world businesses and governments are implementing systems for E-Invoicing and E-Reporting. In several countries it is mandatory already or will become soon. But only if implemented in an efficient and consistent way, the huge benefits e. g. real time early warning systems for fraud or cost saving invoicing and reporting processes will be fully realised. As good as this sounds, there are challenges a