Do you believe certain DYS markers indicate a strong geographical beginning to your haplogroup?

Rootsweb has their own system and another system are like this below

http://maps.google.com/maps/ms?ie=UT...907931cede0409

I have been told that these are the most important ones
DYS393
DYS390
DYS 19
DYS391
DYS388
DYS392

another site
http://freepages.genealogy.rootsweb.ancestry.com/~gallgaedhil/haplo_r1b_dys19_13.htm

and another
http://www.worldfamilies.net/tools/r1b_ydna_in_europe

Whats your thoughts on these markers dicatating your HG