How do I buy a link on Binance?

Excuse me, I'm a bit new to the world of cryptocurrency, and I'm wondering about a specific process. Could you possibly assist me with understanding how to buy a link on Binance? I've heard it's a reputable platform for trading digital assets, but I'm not quite sure where to start. Would you mind guiding me through the steps? I'm particularly interested in the process of selecting the link I want to purchase, making the payment, and ensuring the transaction is secure. Additionally, are there any fees or commissions involved? It would be greatly appreciated if you could provide a clear and concise explanation. Thank you for your time and assistance.