 panel
 panel  Find.
  Find.
Or, on the Prospector tab, right-click <collection name>  .
. 
The Export To LandXML dialog box is displayed.
 . If all the items are selected, the check box is selected
. If all the items are selected, the check box is selected  . If all the items below the collection are cleared, the check box for the collection is cleared
. If all the items below the collection are cleared, the check box for the collection is cleared  .
.  and selecting the objects in the drawing. Press Enter after you finished selecting the objects.
 and selecting the objects in the drawing. Press Enter after you finished selecting the objects.