This is the URL you want to track. Make sure to include the full URL, including the http:// or https://
This identifies the advertiser, site, publication, etc. that is sending traffic to your website. For example: google, newsletter5, billboard.
This identifies the medium the link was used upon. For example: email, cpc, social.
This identifies a specific product promotion or strategic campaign. For example: spring_sale.
This identifies paid search keywords. If you're manually tagging paid keyword campaigns, you should also use utm_term to specify the keyword.
This is used to differentiate ads or links that point to the same URL. For example: logolink, text