Can you sell crowns in ESO?

Can you tell me if it's possible to sell crowns in ESO, and if so, what's the process like? Are there any restrictions or limitations to consider when doing so? Are there any fees or commissions involved in the sale of crowns? Additionally, is there a dedicated marketplace or platform where players can safely and securely sell and buy crowns? Lastly, are there any risks or scams to be aware of when engaging in such transactions?