How to sell gno?

Could you please elaborate on the process of selling GNO? I'm interested in understanding the steps involved in this transaction, including the platforms or exchanges that facilitate the sale, any necessary prerequisites or verifications, as well as any potential fees or charges associated with the sale. Additionally, I'm also curious about the best practices or tips that you would recommend to ensure a smooth and secure transaction. Could you provide some insights on these aspects? Thank you in advance for your assistance.