Extreme Gammon Activation Key

Unlike cracks, the legitimate system lets you deactivate an old install. Go to Help > Deactivate License on your old PC before installing on a new one. You are usually allowed 2-3 active installs per key (e.g., desktop + laptop).

Beyond the malware and legal hassles, there is a simple ethical reason to buy a legitimate Extreme Gammon activation key: Extreme Gammon Activation Key