When enabled, the BL Custom Grid extension creates a
Grid Customization button above the
Search buttons on the right side of the grid.
Clicking this button will open an area that will let you customize the columns in that display.
More Options button to view commonly used columns for that specific grid.
Otherwise click There are also
Add Attribute Column to create a new row at the bottom of the list. Use the
Field Name column drop down to change the related attribute information shown. Some attributes may require further
Configuration via the link provided.
Store View dependent options, column name, and width settings to be adjusted if desired.
The customization of the Sales Order page is not as feature-rich as the product catalog is, so you may not find all of the options you are looking for. I've found a lot of what I need to show in the "Custom Columns" area and have been able to get by with filtering down from there.