Google's recent experiments on interest-based audience solutions with privacy-preserving signals showed promising results in terms of ad spend and click-through rates. The company conducted the experiments to understand how to best serve ads without compromising user privacy. The results revealed that ad spend and click-through rates were slightly down compared to traditional targeting methods. However, the data showed that users were more likely to engage with the ads when they were served in a privacy-preserving manner. This indicates that there is potential for this technology to be used in the future as an effective way of targeting audiences while still protecting their data.

1. Google's interest-based ad experiments have shown that ad spend and click-through rates were slightly
down in the first quarter of 2023. This could be attributed to the implementation of privacy-preserving
techniques, which are designed to protect user data and give them more control over how their data is
used for advertising.
The study assessed the performance of interest-based audiences using a mix of privacy-preserving
techniques including contextual targeting, frequency capping, and audience segmentation. The results
showed that there was a slight decrease in ad spend and click-through rates compared to traditional
methods. However, it was not significant enough to cause any major concern.
Overall, these experiments have provided valuable insights into the efficacy of privacy preserving
techniques when it comes to advertising campaigns and how they can affect overall performance. In this
post, we will discuss why it matters and how Google’s experiments could potentially shape the future of
digital advertising.
💼A brief detail about the experiment
The experiment was conducted on a share of Chrome traffic, where one arm continued using third-party
cookies while the other arm had its third-party cookies removed.
The results showed that removing third-party cookies did not significantly impact ad spend or
click-through rates. However, it did show a slight decrease in both metrics, indicating that advertisers
should be aware of the potential risks associated with relying heavily on third-party cookies for targeting
their ads.
This experiment highlights the importance of having an effective ad strategy that takes into account both
user privacy and user engagement. Advertisers need to ensure that their ads are targeted accurately while
still respecting user privacy.
👉Why does it matter?
This is a major concern for the digital advertising industry, as it could lead to a decrease in revenue for
companies that rely heavily on digital ads.
However, Google believes that this does not have to be the case. They believe that ad tech platforms can
set a new standard for privacy that meets consumers’ expectations while still allowing businesses to
generate revenue from digital ads. In this article, we will discuss why it matters and how Google’s
experiments could potentially shape the future of digital advertising.

2. 📈What does the result reveal?
Google's recent experiments on interest-based audience solutions with privacy-preserving signals showed
promising results in terms of ad spend and click-through rates. The company conducted the experiments
to understand how to best serve ads without compromising user privacy.
The results revealed that ad spend and click-through rates were slightly down compared to traditional
targeting methods. However, the data showed that users were more likely to engage with the ads when
they were served in a privacy-preserving manner. This indicates that there is potential for this technology
to be used in the future as an effective way of targeting audiences while still protecting their data.