UTM parameters, allow you to see where traffic to your website is coming from and track the success of your email campaigns.
By adding to the parameter fields information from your campaigns,
you can very easily track the results you get from a given email. This process is automated by DirectIQ and can be enabled as in the description below:
With DirectIQ you can track your email links in Google Analytics. If you enable Add Google Analytics link tracking switcher at the last step Timing of creating a campaign, we add Three UTM parameters to the links in your emails utm_medium, utm_source and utm_campaign. With these parameters GA tracks actions and you can see results in your GA account.