Modifiers can be set to change the values of multiple fields simultaneously. It is important to remember that you need to include modifiers within expressions in order for them to work. The modifiers are applicable only to the main additional table of the documents.
It is the description for the modifier label that will appear in the choice menu.
Table field where to save the modifiers
This is the field where the value modifier sequence will be saved.
Table field on which to apply the modifiers
This is the field to which the modifiers will be applied.