How to Sell Altcoin (ALT) for Chainlink (LINK) in Portugal

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