https://developers.google.com/search/docs/essentials/spam-policies
Spam Policies for Google Web Search | Google Search Central | Documentation | Google for Developers
The spam policies detail the behaviors and tactics that can lead to a page or an entire site being ranked lower or completely omitted from Google Search.
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https://intercom.help/ssgpenelope/en/articles/5088663-creating-custom-outbound-spam-policies
Creating Custom Outbound Spam Policies | Penelope Help Center
spam policiescreatingcustomoutboundpenelope