Previous HowTo_Video:: Web Extend (Introduction) Next HowTo_Video:: Web Extend (Introduction) In this session, we introduce our data collection module, Web Extend, which tracks visitor interactions on your website and processes this input to serve validated data to various Emarsys products. Tips: We recommend that you watch the video in full screen, click . If you want to change the speed or quality, click . To turn English or German subtitles on or off, click CC. To navigate to specific parts of the video, click .