Remove items from a packet
When you remove an element from your packet, the element is no longer linked or associated with your packet. The element will still be contained in the database; you will need to perform a search to find the element again.
To remove items from a packet,
Select the item to be removed, click Structure and then, in the Modify group, click 
Remove from parent. Alternatively, right-click the item in the workspace and click Remove from packet.
Remove from parent. Alternatively, right-click the item in the workspace and click Remove from packet.