Broadly, monetisation revenue grows with audience size. So growing your audience reach and listener retention is the best way to see gains in revenue.
A good place to start is by making your station as easy to find as possible. Make sure your stream is listed on as many internet directories in your territory as you can find.
That said, there are several other factors that go into a successful monetisation journey, including ad placement, configuration and ad quality.
See our following explainer articles with advice on how you can make the most out of your stream setup to maximise revenue: Monetisation: Programming and Distribution Considerations Monetisation: Configuration Considerations