How to buy ordi BRC20?

Could you please elaborate on the process of purchasing Ordi BRC20 tokens? I'm interested in investing in this cryptocurrency but I'm not entirely sure where to start. Could you guide me through the necessary steps, including setting up a compatible wallet, finding a reliable exchange or platform that supports BRC20 tokens, and any additional security measures I should take to safeguard my investment? Additionally, I'd like to know if there are any specific requirements or limitations related to purchasing Ordi BRC20 tokens that I should be aware of before proceeding.