I think you should look out for Virie Market. It's a market with a very user friendly payment system. It's very easy to understand that even the newest person in cryptocurrency will understand. It's safe as they have their own Escrow system and blockchain so trading it is because you can use it to exchange not only currencies but also goods and services. For more info, you might want to check the blog site that I'm following now:
https://www.annerainwater.net/