One of the popular directions is the exchange of Tether ERC20 (USDT) for cash CZK Czech crowns. This is especially relevant for freelancers, traders and entrepreneurs working in an international environment. To avoid risks, loss of funds or high commissions, it is important to understand how the exchange process itself is structured, which services to use, what to pay attention to when choosing an exchanger, and how to exclude the possibility of encountering illegal sites.