This policy explains what information Free System Design collects and how we use it.
When you sign in with Google or GitHub, we collect your email address, and your name if your provider shares it.
We use your email to give you access to the full curriculum and to keep you informed about new lessons. You can unsubscribe at any time.
Your account is held by our authentication provider. Your lesson progress and saved designs are stored in your browser.
If you have any questions about this policy, contact us at [email protected].
Free System Design is an independent educational project. This policy may be updated; the date at the top reflects the latest version.