No becuase facebook is a free site with no paid messaging features
No, you need to have wifi access. But if you do have wifi access while your abroad then yes you can.
Facebook is free around the world, not just in whatever country in the world that you live in.
The best message is "Good luck and I wish the best for you."
Hotcourses Abroad can be found by searching the title. Hotcourses also maintains their own fan page on Facebook which offers a plethora of course to be taken abroad for graduate and undergraduate studies.
iPhone, i hear they can do anything
Internet/ books
no
Depends where, but around $1000
An Ambassador is a senior diplomat who represents her or her country abroad.
Probably not. You will have to contact your cell phone carrier for details.
"eres del extranjero" means "you are from abroad" in Spanish. It refers to someone being from another country or being a foreigner.