Search
Content type: Long Read
Introduction
In August 2019, when Facebook announced a few new features for advertisers such as ads in search, PI decided to take an in-depth look at what features the company offers its users when it comes to understanding its advertising practices. One of these features, which caught our attention is Facebook Ads Preference, a tool that among other things, lists businesses/advertisers that have uploaded your personal data to target you with (or exclude you from) ads on the platform.
Content type: Report
Back in October 2019, PI started investigating advertisers who uploaded personal data to Facebook for targeted advertising purposes. We decided to take a look at "Advertisers Who Uploaded a Contact List With Your Information", a set of information that Facebook provides to users about advertisers who upload files containing their personal data (including unique identifier such as phone numbers, emails etc...). Looking at the limited and often inaccurate information provided by Facebook through…
Content type: Report
The changes discussed in this article are based on a second analysis performed in late November, 3 months after the original study Your Mental Health is for Sale and following the exact same methodology. All data collected can be found at the bottom of this page.
Change is possible
Back in September 2019 we published the report Your Mental Health is for Sale exposing how a majority of the top websites related to mental health in France, Germany and the UK share data for advertising purposes.…