How to Exchange Greenercoin (GNC) for Sponge (OLD) ($SPONGE) in Italy

To sell Greenercoin for Sponge (OLD), first, find a cryptocurrency exchange that supports the GNC/$SPONGE trading pair. Create an account, verify your identity, and deposit your GNC into your exchange wallet. Locate the GNC/$SPONGE pair on the trading platform and place a sell order to exchange your Greenercoin for Sponge (OLD). If the GNC/$SPONGE pair is unavailable, you can first sell Greenercoin for a stablecoin like Tether (USDT) or a fiat currency, then trade that for Sponge (OLD). Be mindful of potential exchange fees, which vary by platform and can affect the total amount you receive. In Italy, it's also important to consider the tax implications of your transactions, as capital gains tax may apply to your earnings from cryptocurrency trading.