Doing work in my old roof space today, and found this great advert from~1972ish in the West Australian.

Ad reads,

$50 dep. lets you escape to relaxed leisure living... Come on up Bocing Day or any day.

Yanchep, Sun City, Bond Corporation. Information centre, Shop 20, London Court, St Georges Tce, Perth, Phone 21 6021, A/H 471747.