Earlier quoted context omitted.
Thanks for the heads up. I'll amend my plan to include flying back to Perth.
To be clear, I haven't had to deal with E3 related issues for 7 or 8 years and the subtle details of it have probably changed. Hopefully you never find yourself in a position where your E3 becomes invalid unexpectedly but if so, speak to a lawyer to find out the current gotchas and how US Immigration interprets the laws. (Or look at http://www.expatforum.com/expats/america-expat-forum-expats-... - it tends to be an e…
Mind you, living and flying in the US brought an unexpected phrase to my lips: "I miss Qantas".