Need to have a foreign copyright with valid visa (tourist visa and and so on.) Ideal for international University students and foreigners who are interested in producing a small pocket money. https://droidt99.com/read-blog/7165_%ED%8C%8C%EC%9B%8C%EB%B3%BC-%EC%A0%84%EB%AC%B8-%ED%86%A0%ED%86%A0%EC%82%AC%EC%9D%B4%ED%8A%B8-%EC%8B%A0%EB%A2%B0%EC%84%B1-%ED%99%95%EB%B3%B4%EB%A5%BC-%EC%9C%84%ED%95%9C-%EB%B0%A9%EB%B2%95.html