We would like to add a column displaying the customer field 'SIRET' in the Order interface.
To add the field to the list of available fields for your products grids, click on the in the 'Add a field' panel and enter the following information:
What is the field ID?: SIRET
Sc creates the field, you now need to populate the grid with:
Field name: SIRET
Type: just displayed
Exit the editing window.
The new field is now present in the list of available fields and you can add it to your Order grids.