Well to be honest when your trying to rank for "
driving directions" your comepting with websites that will ALWAYS be more popular than your own website. Do you honestly think you will get rankings above these websites:
"driving directions"
http://www.mapquest.com/
http://maps.yahoo.com/
http://www.randmcnally.com/
http://www.yellowpages.com/
http://maps.google.com/
http://mappoint.msn.com/
????