Here is an example. (Suppose I am writing a letter to you) 1) formal letter Zhane (님)께(=Dear Ms. Zhane) .... .... .... .... Pascal 올림(or 드림) (= Sincerely, Pascal) 2) informal letter(no specific formats^^/) Zhane 에게(or 사랑하는/보고싶은 Zhane 에게) ..... ..... ..... ..... xoxo^^/ \^o^/