Please find links below to the following free downloadable Trespass Signs and accompanying Trespass Proclamation
(Note: please refresh the page a couple of times if you cannot see the signs in the viewer)
Here is an associated link to some further trespass law information that I have found helpful. https://peopleofthecommonwealth.blogspot.com.au
Below is a link to some A3 corflutes (one option only) available from my online shop:
https://paulrobertburton.com/product/no-trespass-sign-common-law-australia-a3/