Some tips for you, but keep in mind that cryptocurrency mining industry is highly competitive, and the profitability of mining can be affected by factors such as changes in the Bitcoin network.:

-Research: Before investing in a mining rig, it's important to thoroughly research the current state of the cryptocurrency mining industry and understand the factors that can impact profitability.

-Consider hardware costs: Mining rigs can be expensive, so it's important to consider the upfront costs of hardware, as well as the ongoing costs such as electricity, maintenance, and repairs.

-Choose the right hardware: Consider the current state of the Bitcoin network and the difficulty of mining, and choose hardware that is energy-efficient and has a good hash rate.

-Join a mining pool: Joining a mining pool can help increase your chances of earning a reward for verifying transactions, as it allows you to pool your resources with other miners.

-Monitor your profits: Regularly monitor your profits and expenses to ensure that your mining rig is profitable and make adjustments as needed.

And last but not least, you can try reading this article: https://www.ratherlabs.com/post/how-to-make-money-on-crypto-without-risking-a-penny

Good luck!