•VMap
level 0 deemed not robust enough for regional/local
applications:
–derive from new, developing national base (USA – National Map).
–major correction effort, replace with new data
(Canada).
–consistent representation for Europe
(EuroGeographics).
•Data
distribution policy:
–free, unrestricted for non-commercial use.
–licence (nominal fee) by data provider for commercial use.
•national
boundaries remain sensitive particularly in developing countries.