The cookieless world arrived more slowly than anyone predicted. Third-party cookies in Chrome survived longer than the industry expected. None of that changes the strategic direction.
First-party data - information collected directly from your own customers and prospects - is the foundation that survives what comes next.
What first-party data means in practice
Three things: clean CRM data usable for Customer Match and audience seeding; on-site event tracking capturing behavioural signals without third-party pixels; and email lists built through genuine value exchange.
Most businesses have some version of all three. Very few have them in a state that's actually useful for paid search and paid social targeting. Email lists are unclean. CRM data is incomplete. On-site tracking is partial.
The highest-leverage moves
Google Ads Enhanced Conversions, properly implemented, captures customer-provided data at the point of conversion and matches it back to ad interactions even when cookies are absent. This isn't a future-proofing exercise - it's a current performance improvement.
Customer Match is the second priority. Uploading your customer list to Google Ads to adjust bids, create similar audiences, and exclude existing customers from acquisition campaigns is a first-party use case most businesses haven't fully implemented, despite being straightforward to set up.
Third: consent. Consent Mode v2 is Google's current requirement for advertisers targeting EEA users. Businesses not running it correctly are already losing conversion modelling accuracy.
The competitive advantage window
The businesses that built strong first-party data infrastructure two years ago are now operating with a measurement and targeting advantage that's hard to replicate quickly. The window for building that advantage is still open - but it narrows with each platform change and regulatory development.