Garmin City Navigator North America NT 2012.30 Unlocked for Mapsource

Install Mapsource on the PC (NOT included)

Decompress with Winrar and copy the .gmap folder in:

WindowsXP: C:\Documents and Settings\username\Application Data\GARMIN\Maps

Vista/Seven: C:\ProgramData\GARMIN\Maps (\ProgramData is an hidden folder, unhide it before)

Start Mapsource, select the new map.

The installation and the maps are already unlocked.

Have fun !!