Do Not Sell or Share My Personal Information
We do not sell personal information for money. When ads run on this site, Google and its partners receive identifiers and information about your browsing to show and measure ads. Under California law and similar state laws, using that information for cross-context behavioral advertising can count as “sharing” (and sometimes a “sale”). You can opt out of it here.
Opt out in this browser
Your choice is stored only in this browser (local storage, us_optout). Before any ad is requested, the site reads it and asks Google for restricted data processing, which means non-personalized ads only. It applies to this browser on this device; repeat it on other browsers and devices, or after clearing site data.
Global Privacy Control
If your browser sends a Global Privacy Control signal, we treat it as an opt-out request automatically, whatever this page shows.
Other ways to opt out
- Email hello@punchclockmath.com with the subject “Do not sell or share”. An authorized agent may send the request for you with your signed permission.
- Turn off personalized Google ads in Google Ads Settings, and other companies’ at www.aboutads.info.
We will not treat you differently for opting out. For the full picture, see the Privacy Policy and the Cookie Policy.