Linking
*Linking – Inserting a representation of the object. 
*Remembers the source program AND file name. 
*When either the object in the source or destination file changes due to editing, the other also changes.
*A file that contains a linked object needs less disk space than  file that contains an embedded version of the same object.
*2 ways to link include:
ZUsing Insert Object and checking the link check box.
ZUsing Paste Special and clicking Paste Link button.