Hi members..as bro fancheng mention all method above..just wanna share to all members how to save road name with simple method..
make sure enable tracklog function first
1. when you are do tracking..especially in untracked area..for save the road name,you must touch vehicle icon to get the best coordinate..and then press yes to save location as a favourite.
2. some number will appear. example 20090530_122521_000228 and for the first save,you need delete all number and type the full road name as example 'Jalan Setia 4/6'.
3.next save just use
@ symbol. Example 20090530_122521_000101@
4/9, 20090530_122521_000228@
4/10.
4. Then when u upload in mapsource, just edit with Full Road Name as the first save.
this method can save a lot of time & gas..so you can do more tracking
others alternative please be here >
How do you record a new road in uncover area / taman 
.
Nice keyboard available here
MFM custom messages & keyboard layout for Nuvi 200s & 700sHow read tracklog format
http://malfreemaps.com/viewtopic.php?f=28&t=1616&start=90