How to make money with VALR?

How do you make money with VALR, the cryptocurrency exchange platform? Are there specific strategies or tactics that one can use to maximize their earnings on the platform? Is it just about buying low and selling high, or are there other ways to generate profits, such as staking or lending? What are the risks associated with trading on VALR, and how can users mitigate those risks? Additionally, are there any fees or charges that one should be aware of when using the platform to make money?