The inner workings of search advertising in a cookieless world

30-second summary:

  • As third-party cookies will eventually phase out and marketers search for alternate approaches, they may find themselves lost in a sea of data when attempting to measure and evaluate the impact
  • Focusing on the quality of users instead of attributable conversions can mitigate the inconvenience of losing third-party cookies
  • The shift from cookies to a new engagement model will require constant testing, so keep data simple where possible

For years now, digital marketers have been spoiled by third-party cookies and the ability to accurately track engagement – it has made life simple, and reporting a campaign’s activity a breeze. Such an approach has allowed us to easily see how many conversions Meta, Criteo, or an influencer has contributed to with minimal effort. But the eventual demise of third-party cookies demands accurate data on engagement to ensure that the transition to new identifiers can be as clear as possible. However, due to either ignorance or convenience, many advertisers still take overly positive and blindly optimistic metrics as the truth.

Counting your chickens before they’ve converted

If we take Facebook for example, they have no way of knowing to what extent their services contributed to a conversion. There are many ways of producing wildly inflated numbers, such as having several touch points and one conversion being associated with multiple channels, or even inaccuracies from false positives. This is particularly troubling for those engaging in heavy remarketing based on past users who already have visited or interacted with a site. One must ask the question – when working with inaccurate metrics, will remarketing actually contribute to further conversions or will it simply attribute miss-clicks to campaigns that don’t increase revenue?

We as humans love to oversimplify things, especially complex patterns. Imagine how complex a visit is to your

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