Interesting article regarding TRS - I for one did not realise that undeclared importation of TRS-claimed goods is illegal although it seems it isn't really enforced, interested to see if others are the same
https://www.theguardian.com/australia-news/2019/sep/09/up-to…
Not a rort if it depreciates overseas through abuse. :) Items should be declared on re-entry, but they are now second hand if used overseas.