Start Level 1 Node: Purchase Order Item GroupPurchase Order Item GroupEnd Level 1 Node: Purchase Order Item Group
   Start Level 2 Node: Group IndicatorGroup IndicatorEnd Level 2 Node: Group Indicator
   Start Level 2 Node: Automatic GroupingAutomatic GroupingEnd Level 2 Node: Automatic Grouping
      Start Level 3 Node: Updating the SequenceUpdating the SequenceEnd Level 3 Node: Updating the Sequence
   Start Level 2 Node: Working with Groups on the Web UIWorking with Groups on the Web UIEnd Level 2 Node: Working with Groups on the Web UI
      Start Level 3 Node: Group ScreenGroup ScreenEnd Level 3 Node: Group Screen
      Start Level 3 Node: Calling Up the Group ScreenCalling Up the Group ScreenEnd Level 3 Node: Calling Up the Group Screen
      Start Level 3 Node: Creating a Group ManuallyCreating a Group ManuallyEnd Level 3 Node: Creating a Group Manually
      Start Level 3 Node: Adding a Purchase Order Item to a Group ManuallyAdding a Purchase Order Item to a Group ManuallyEnd Level 3 Node: Adding a Purchase Order Item to a Group Manually
      Start Level 3 Node: Removing a Purchase Order Item Manually from a GroupRemoving a Purchase Order Item Manually from a GroupEnd Level 3 Node: Removing a Purchase Order Item Manually from a Group
      Start Level 3 Node: Creating a Predecessor-Successor Relationship ManuallyCreating a Predecessor-Successor Relationship ManuallyEnd Level 3 Node: Creating a Predecessor-Successor Relationship Manually
      Start Level 3 Node: Calling Up the Purchase Order and the Work Order in the Group ScCalling Up the Purchase Order and the Work Order in the Group ScEnd Level 3 Node: Calling Up the Purchase Order and the Work Order in the Group Sc
      Start Level 3 Node: Selecting Purchase Order Items with Special FeaturesSelecting Purchase Order Items with Special FeaturesEnd Level 3 Node: Selecting Purchase Order Items with Special Features
   Start Level 2 Node: Deleting Purchase Order Item GroupsDeleting Purchase Order Item GroupsEnd Level 2 Node: Deleting Purchase Order Item Groups