This update affecting fewer than 1% of queries in US English search results.
"This refresh helps sites that have already cleaned up the web spam signals discovered in the previous Penguin iteration, and demotes sites with newly-discovered spam".
- On October 17th Penguin 3.0 rolling out late Friday night,
- And also continue to roll out next few Days or may be weeks
- Is a worldwide roll out
- Impacts less than 1% of English queries
- Just refresh nothing new signals
- It can help to recover from link penalties or other manual penalties hitting & may be recover on auto recovery system.
- It may seriously hit bad profile links.