How to Sell Tether (USDT) for Optimism (OP) in Portugal

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