Required. Use utm_source to identify a search engine, newsletter name, or other source.
Required. Use utm_medium to identify a medium such as email or cost-per-click.
Required. Use utm_campaign to identify a specific product promotion or strategic campaign.
Use utm_term to identify paid keywords.
Required for A/B testing and content-targeted ads. Use utm_content to differentiate ads or links that point to the same URL.
Examples: utm_content=bannerad and utm_content=textad