Sorry, this link might be broken.

https://www.theguardian.com/tv-and-radio/2019/feb/22/the-heights-review-finally-a-warm-complex-and-credible-australian-soap-opera

The website may no longer be active, or the URL of the page may have changed.
It is possible that either https://archive.org/web or http://pandora.nla.gov.au have archived this content.

Thank you.