Nothing to say except....
You can write in Korean. There are many softwares to allow to read Korean.
Most of them are available in the U.S as well. So the lucky guy would be able
to read your e-mail in Korean as well, if he is not too whatever.
But maybe this kind of thing--the choice between e-mail, letter, and
phone--is not really an issue. What is more important is ????
Song-ho, silly guest today