[hajola]

Which has upkeep costs due to living in it, and the occasional overnight parking expenses and fines.

[defrost]

Cheaper than rental costs (in Australia), additionally Australia has excellent "Grey Nomad" facilities as a very big country relative to a small population (same land area as 48 state mainland US, ~ 25 million pop.).

It's always been a country of swaggies, less so now, but working on the move and camping are in the DNA of many.