Exchange Program !! (first post lolz)

OMGGG, Im so frickin excited. for junior year I am going to Japan for the school year. I have been talking about it with my family for a super long time now, I am so incredibly happy my mom said yes!! Im a little nervous because I have never been over seas and ill be away from home for quite a while but Im excited to expierence new holidays and culture (also to perfect my japanese)!! 

has anyone here done exchange? if so.. any advice??