Ann: COVID-19 pandemic,market volatility & withdrawal of guidance, page-15

There are dozen of activities involved in buying and exchange properties and PEXA charge per transaction
there dozen more on properties related to the query, discharged, caveat and whatever else

there is a presentation a while back they expected transaction volume are in tens of millions and more
here is a pricing model.

https://www.pexa.com.au/pricing

Revenue wise it could easily earn hundreds of millions a year once fully operational then we take a margin from that