First-party data: why it keeps getting more important

What first-party data is, why borrowed measurement erodes, how to build owned data with outcomes attached, and the legal limits that come with holding it.

Borrowed measurement is eroding from several directions at once. What first-party data is, why its value is in the outcome rather than the volume, and how to build it without inflating the database.

Category: Privacy & Data

The measurement you had is not coming back

What first-party data actually is

What happens when a visitor says no

Not a bigger database — a more honest one

How it gets built

The limits that come with owning it

Where to start

FAQ