To display this dialog box, click Modify in the Value tab in the Object palette (when the Paper Forms Barcode object is selected).Specifies the type of collection that you are modifying. The two types of collection are Signature and Paper Forms Barcode.The list shows the objects in a hierarchy where you can select and deselect the objects to include in the collection.Hides the objects that are not supported for the selected collection. Hiding the unsupported nodes makes it easier to locate the objects that you want to include in the collection.