Cookie Preferences

We keep this short. Essential cookies are always on so the site works. Analytics cookies are optional - they help us see which pages help and which don't. No marketing cookies, no cross-site tracking.

See full details in our Privacy Policy

Essential

Needed for sign-in, security, payments, and remembering this cookie choice. The site cannot work without these.

Always on

Analytics

Anonymous usage data (pages visited, rough device type) so we can improve the program and the site. Off by default.