free dataset에 대한 20가지 오해

http://alexisplqf780.cavandoragh.org/gajang-ilbanjeog-in-data-intergration-tolon-eun-saeng-gagmankeum-heugbaeg-i-anibnida

Other than, it's discovered there are also some registrar companies who require a notarized form or other official recognition documents, but these are just with regards to the particular county that the registrants