kmagyoyo,
Just see if they can give you any idea about the flying and rosters you can expect. Days off in Oz and time spent in HK would be nice to have an idea of before you sign your life over to them.
At least when you join as an S/O at the moment you have an idea of your lifestyle for the next few years.
Are we likely to be told one thing but the reality turns out to be totally different???
Answer : Probably