How to buy on Trader Joe AVAX?

Excuse me, I'm a bit new to the world of cryptocurrency trading, and I've been hearing a lot about Trader Joe and AVAX lately. Could you possibly explain to me the step-by-step process of buying AVAX on Trader Joe's platform? I'd like to understand how to set up an account, fund it, and execute the trade securely and efficiently. Additionally, are there any fees associated with the transaction, and what measures should I take to ensure the safety of my investment? Your guidance would be greatly appreciated.