A method of operating a navigation system is disclosed. A route between a first location on a road network and a second location in a facility off of the road network is identified. Individual guidance messages for travel along a portion of the route on the road network are composed. A pre-composed set...http://www.google.com/patents/US20080319646?utm_source=gb-gplus-sharePatent US20080319646 - Method of collecting information for a geographic database for use with a navigation system
