General Discussion

How Political Campaigns Use Your Data to Target You

Campaigns also share information about you with other campaigns, so if you register with a candidate one year, it's likely that information goes to another in the future. For example, the website for Adam’s Schiff’s campaign to serve as U.S. Senator from California has a privacy policy with this line under “Sharing of Information”:

With organizations, candidates, campaigns, groups, or causes that we believe have similar political viewpoints, principles, or objectives or share similar goals and with organizations that facilitate communications and information sharing among such groups

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These political data brokers make a lot of promises to campaigns. TargetSmart claims to have 171 million highly accurate cell phone numbers, and i360 claims to have data on 220 million voters. They also tend to offer specialized campaign categories that go beyond the offerings of consumer-focused data brokers. Check out data broker L2’s “National Models & Predictive Analytics” page, which breaks down interests, demographics, and political ideology—including details like "Voter Fraud Belief," and "Ukraine Continue." The New York Times demonstrated a particularly novel approach to these sorts of profiles where a voter analytics firm created a “Covid concern score” by analyzing cell phone location, then ranked people based on travel patterns during the pandemic.

Some of these companies target based on location data. For example, El Toro claims to have once “identified over 130,000 IP-matched voter homes that met the client’s targeting criteria. El Toro served banner and video advertisements up to 3 times per day, per voter household – across all devices within the home.”

https://www.eff.org/deeplinks/2024/04/how-political-campaigns-use-your-data-target-you