cut and remove area from polygon based on overlayed polygon

[DavidWyatt]

How cut and remove area from polygon Bounday area based on overlayed polygon. So the polygon boundatry now has the area removed.

Thanks

[DanPatterson_Retired]

arcinfo license required
http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#/Symmetrical_Difference/00080000000r000...
otherwise
http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#/Union/00080000000s000000/
then edit out the fiddly bits from the file that you don't want