Updates to Google Analytics - Leveraging Remarketing Ad Data (paid service)
It's come to our attention that in your Google Analytics accounts you'll see some new sections for "demographics" and "interests". If you click on these sections, which are intended to show more personal information about site users (e.g. age, gender, etc., you'll notice that the data doesn't populate. Google Analytics is looking for a different version of the tracking code.
This new version of the code only relates to particular Google accounts. It is specifically desig