We have a few systems in place to stop agents, and have had to make the decision to delist many properties based on this.

I don't want to elaborate too much and help agents circumvent our systems, but essentially there isn't too much motivation for agents to list.

We advertise as having no agent fees, and as such, it breaks the agents model of charging fees. This disincentivises most agents. Furthermore, tenants don't want to pay fees when they find out they don't have to...