Ever wondered where all these email signups come from? In this video, I'm gonna show you how you can track from which traffic source your leads or form submits come from with the help of tag manager. Hi there and welcome to another video of GTM training com with me Julien. Today, we want to talk about how you can track the source of your incoming leads or form submits with the help of tag manager. But before we get started, as always, these little videos are brought to you by GTM training com. And if you want to follow along, I highly recommend downloading the source code template that we have prepared for you at GTM training com/sauce cookie. With this sauce cookie, you'll be able to track the different sources that your users used to come to your page. We will use the resulting cookie in this video. So if you want to download this source cookie template for free, head over to GTM training.com/sauce cookie. In past videos here at GTM training, we have discovered how we can send an event when somebody submits a contact form and fire an event into Analytics. As a result, we will get our event report filled and we'll be able to look at our contact form and see how many times it was submitted in the last few months or days. Now, if you want to know where these contact form submits originated from, you can always add in Analytics a custom dimension such as the source medium dimension, which will give you the traffic source that the user came from. Unfortunately, it is not possible to tie this back to a specific submit or a specific email address because Analytics doesn't allow sending any kind of personal identifiable information into...