I tell beginning readers to read a lot and write a lot. If you want to write a book, find a subject that's really worth the time and effort you'll put in.
Conventional manners are a kind of literacy test for the alien who comes among us.
Mostly this problem is contained in the fact that the US makes it so difficult for Canadians to get green cards (you heard it here), but if an American orchestra really wants a player, they have their ways.