Where do you buy Nano?

So, tell me, where exactly can one purchase Nano? Is there a specific platform or exchange that you recommend for buying this particular cryptocurrency? Are there any factors I should consider before making a purchase, such as fees, security, or liquidity? I'm interested in adding Nano to my portfolio, but I want to make sure I'm making a well-informed decision. Can you guide me through the process of acquiring Nano, from start to finish?