The Attribution rule will aggregate an Author's content Attribution (youtube channels, twitter, website domains, etc.) and can check on their totals or percentages of all Activities over a time period:

Total # of attributions
As percentage of all Activity or only Submissions
Look at all domains or only media (youtube, vimeo, etc.)
Include self posts (by reddit domain) or not

Consult the schema for a complete reference of the rule's properties.

Examples

Self Promotion as percentage of all Activities YAML | JSON - Check if Author is submitting much more than they comment.
Self Promotion as percentage of Submissions YAML | JSON - Check if any of Author's aggregated submission origins are >10% of their submissions