How _not_ to do GIS...
http://vectorboom.com/load/freebies/freescripts/how_to_split_vector_objects_into_parts_corresponding_to_specific_data_in_adobe_illustrator/22-1-0-489
http://vectorboom.com/load/freebies/freescripts/how_to_split_vector_objects_into_parts_corresponding_to_specific_data_in_adobe_illustrator/22-1-0-489