How to buy beam crypto in the US?

Hello there, could you please elaborate on the process of purchasing Beam cryptocurrency within the United States? I'm particularly interested in understanding the steps involved, from selecting a reputable exchange to securely completing the transaction. Are there any specific requirements or precautions I should be aware of? Additionally, are there any popular exchanges that cater specifically to US customers looking to invest in Beam? I'm eager to learn more about this process. Thank you in advance for your insights.