Very good article on managing the myriad of UTM parameters: https://www.annielytics.com/guides/definitive-guide-campaign-tagging-google-analytics/
Especially some real-life examples of utm_medium.
Video format:
Very good article on managing the myriad of UTM parameters: https://www.annielytics.com/guides/definitive-guide-campaign-tagging-google-analytics/
Especially some real-life examples of utm_medium.
Video format: