How do you make money from USDT?

Could you please elaborate on how exactly someone can earn profits from USDT? I'm quite interested in understanding the various strategies or methods that are commonly used. Could you provide some insights into how investors capitalize on the fluctuations in the value of USDT? Is it primarily through trading, staking, or are there other avenues as well? Could you also discuss any associated risks or challenges that one might face while attempting to profit from USDT? Your detailed explanation would be greatly appreciated.