Below article explains in depth how to set up Accounting categories properly as well as the IFRS recommendations.
However, we must explain that most of the fields in the Accounting configuration of Stay services are Optional in case the Option Require accounting category setup is not ticked
Meaning they have default values if not filled in.
They are there to provide flexibility to your set up. This way you can match the set up to your accountant's liking.
By filling accounting categories in, you will clearly see the breakdown of your revenue for example in accounting report, where one of the default filters is grouped by accounting category:
This will provide more clarity into the reports if all is set up correctly and you can have clear overview of your revenue.