Information from the Teleatlas MultiNet broschure:

Tele Atlas MultiNet™ shapefile format offers the complete, high-end Tele Atlas
database contents structured according to a ready-to-use layered data model
and in a standard GIS format. As such, the Tele Atlas flagship product MultiNet
is available in a run-time data exchange format that is easy to implement into
any GIS-based application.
MultiNet shapefile offers the greatest coverage area, completeness, accuracy,
and most recent data, compliant to the highest demands of turn-by-turn
navigation applications and offers optimum geocoding match rates. Shapefile
is designed for direct use with standard GIS software and tools and is
optimized for fast and superior cartographic display, accurate geocoding and
rapid optimal route calculation.
MultiNet is available in shapefile format for Western Europe and the United
States.
Shapefile format was created at ESRI®, Environmental Systems Research
Institute, Inc. (http://www.esri.com).

(see attached)