May son be teaching ESL in South Korea (preferably Seoul)
Where should I start? What should I know?
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xflibble Some of the blogs are probably helpful such as:
http://thedailykimchi.blogspot.com/
Galbijim appears pretty handy as well:
http://wiki.galbijim.com/Main_Page
For general information, try the KTO's website:
http://english.visitkorea.or.kr
And for learning Korean online, try:
http://korean.sogang.ac.kr/
Anything in particular you need to know? I've only visited, not lived there.
Jared