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Indication: The campaign item is irrelevant for billing purposes and will not be invoiced. to be removed at some time. Nothing was ever invoiced and CI was canceled, there is a cancelation CI that never will be invoiced
During the optimization, the reason for the change for every single Campaign item can be added:
API Name: DeltaChangeReason__c
Label: Delta Change Reason
Type: Long Text Area(1000)
Description/Help Text: This field indicates the reason for an adjustment made to an item