HTC Hero Mode D'Emploi

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158  Google Apps
4. 
Tap Go. The directions to your destination appears in a list. Tap a direction 
instruction on the list to show the map. 
When you are finished viewing or following the directions, press MENU and then 
tap More > Clear map to reset the map. Your destination is automatically saved in 
the Google Maps history.
8.5  Using Google Latitude (Available by Country)
Google Latitude™ user location service lets you and your friends share locations 
and status messages with each other. It also lets you send instant messages and 
emails, make phone calls, and get directions to your friends’ locations. 
Your location is not shared automatically. You must join Latitude, and then invite 
your friends to view your location or accept their invitations.