Google SEO
February 2011 — Google Blog (Amit Singhal)
How did Panda target low-quality content?
Panda targeted thin content, duplication and content farms. Google announced an impact on 11.8% of queries. It was later integrated into the core algorithm. The practical recommendation is original content with substantial added value.
Further analysis
Use this entry as an audit checkpoint. The cited source establishes the context; the direct answer identifies what to check before choosing an action.
In SFT, this topic relates to Trust. Check whether the signal is visible on the page, connected to the rest of the website and supported by understandable evidence.
Related search terms include Panda, duplicate content, content farms, quality. Use them to describe the issue in a brief, audit or answer page.
Applying SFT
Trust requires observable evidence: sources, consistency, citations, identifiable authors and verifiable claims.