Invoicing incurred costs that have been charged on internally

When ordering your finances, it is important you know what costs have been incurred and who was charged. With the Invoicing module you can generate your invoice proposals and create final invoices. For costs incurred for material and personnel. Tools and external parties. And orders and reservations.
What options does the Invoicing module offer exactly?
- Generating credit notes and invoices.
- Charging costs to customers or internal cost centres.
- Option to export the invoicing process to a financial system.