You can use General Options to determine how to treat children of a compatible unit (CU) that you delete or split.
    - Select Customize > Designer Options > General tab.
 
    
    - Indicate the appropriate settings.
        
            - Delete all its children: will delete all CUs or features associated with a Work Location.
 
            - Leave spatial children: will leave all features containing spatial information and delete all non-spatial children.
 
            - Leave all its children: will delete no children. This is the default setting.
 
        
     
    - Click OK.