How to Sell One Cash (ONC) for Ethereum (ETH) in Portugal

To sell One Cash for Ethereum in Portugal, first, find a cryptocurrency exchange that supports the ONC/ETH trading pair. Create an account, verify your identity, and deposit your ONC into your exchange wallet. Locate the ONC/ETH pair on the trading platform and place a sell order to exchange your One Cash for Ethereum. If the ONC/ETH pair is unavailable, you can first sell One Cash for a stablecoin like Tether (USDT) or a fiat currency such as the Euro, then trade that for Ethereum. Be mindful of potential exchange fees, which vary by platform and can affect the total amount you receive.