Team Foundation Action Label Tab
This tab of the Team Foundation action configures additional options for the Label command.
Label name: Identifies the name of the label to attach, modify, or remove from the specified items.
Child: Identifies how to deal with items that have pre-existing labels which are identical to the label you have specified. Use Replace to disregard pre-existing labels. Use Merge to leave the pre-existing labeled items alone.
Delete: Removes the label from all specified items.