Commercial vs Open Software. Books?

As I am just getting familiar with GPS via my discontinued nuvi 200 with limited capability, it would be good to get some insight into what is happ...

No Install of osm_routable_mapsource?? Win7

Maybe I misunderstood, but I thought osm_routable_mapsource.exe was an install program for a program that would allow me to view maps on my PC. W...

Understanding a Garmin USA Map Download

I selected a number of California tiles from the map, and requested a build my map. The question is now what to do with the download of files to pu...