Our client approached us with a very specific and time-sensitive request: to seamlessly transition from Universal Analytics (GA UA) to Google Analytics 4 (GA4) ahead of the planned sunset of GA UA. Their primary objective was to align their existing GA UA data with the new GA4 tracking system while adhering to industry best practices. While their existing GA UA setup could capture the data they needed, it had limitations in certain areas. For example, the client’s previous analytics setup could not track cross-platform user activity, such as identifying users who browsed the website on a mobile device but completed a transaction on a desktop. Additionally, the existing system did not provide insights into specific aspects of user engagement, like the amount of time spent on specific pages or the number of pages viewed during a single session. The areas they wanted us to focus on included: