AutoCAD 2008 User's Guide > Share Data Between Drawings and Applications > Reference Other Drawing Files > Edit Referenced Drawings > 
Edit Referenced Drawings
Concept Procedure
 
 
 

To edit an xref in a separate window

To edit an xref or block reference in place

To add objects to the working set

To remove objects from the working set

To save back changes from edited xrefs and blocks

To discard all changes from edited xrefs and blocks