How to buy Kaspa in the USA?

Could you please elaborate on the process of purchasing Kaspa in the United States? Are there any specific exchanges or platforms that support the trading of Kaspa? What are the steps involved in setting up an account and making a purchase? Additionally, are there any regulations or restrictions that one should be aware of when buying Kaspa in the USA? Lastly, are there any fees associated with the transaction, and if so, how can they be minimized?