Another point is to warn about purchasing codes from third-party sites, as those could be invalid or malicious. Users might not realize that buying a code from an unauthorized reseller is risky and could lead to security issues.
I think that covers the main points. Let me put it all together now.
Let me start by outlining the ethical considerations. I should remind the user that using pirated software is against the law and can lead to legal consequences. It's important to stress the importance of purchasing genuine licenses to support developers and maintain software security and updates.