How to Sell Horizen (ZEN) for Aventis AI (AAI) in Portugal

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