Please note: The comprehensive order processing is only available in the PRO version. You can only use invoices and credit notes (sales and purchase) in the free version.

The pre-configured workflow for Sales looks like this:

This process can be customized according to your needs, see Order categories.

Please note that you don't have to adhere strictly to this process. Of course you can create an invoice from an offer directly without having to create an order confirmation or delivery note first. You can also simply start with an invoice without having to create an offer first.