SpamBrain Link Detection Problem Solving: How to Clean Up Toxic Backlinks

https://www.4shared.com/office/VvFz6kYdjq/pdf-41786-5281.html

When people say “toxic backlinks,” they usually mean one of two things: links that look obviously spammy, or links that somehow still manage to keep showing up in audits and reports like a cockroach that refuses to die