From within this window you can amend or add Trims.
Please note that once a Trim is added it cannot be deleted.
To amend a Trim double click on the required line. The following pop up window will then appear:
From within this window you can change the Description, Type and Code.
Selecting Ok will save the changes that you have made.
Selecting Cancel will cancel the changes that you have made.
By selecting the Add button in the bottom right-hand corner the same window above will appear.