In general, I'm still a beginner in this business, but a work colleague suggested to me to take a closer look at , so I'm going to make an exchange with them. You yourself can go to the site to read their rules. Everything is quite simple - for starters, you just look at how much bitcoins the calculator offers you to receive. Then your funds are frozen, and you go through identity verification, so that later, without any registrations, you can withdraw the cryptocurrency to the wallet again. Everything is very simple.