they dont allow immigration...unless you have a close blood relative (mother/father etc), possibly by getting married to an aussie, or have a career that is valuable to the country and even then it is only a temporary passpoort that must be renewed back in the states every year or so. anyways there is more to it, but very difficult.
back on topic....OHMYFUCKINGGAWDTHATSKANKHASABANGINASSBODYANDCANDOTHINGSITHOUGHTONLYMYIMAGINATIONCOULDCOMEUPWITH.........boner