It’s your Penguin 2.1 wake-up call!

Here's your Penguin 2.1 wake-up call!Oh, wait – you didn’t request one?

With link spammers still running rampant around the Web, we probably should start requesting Penguin updates!

Released Oct. 4, Google’s Penguin 2.1 seeks and destroys any site still using link spam as an Internet-traffic tactic. Blindsided by the update? I’m sure you weren’t sitting in a dark lair cackling over your evil spam plan. Learn more about link-building best practices and evaluate your site’s strategy to get back on track.

Read on for this week’s expert input.

Search Engine Watch shares “Google Penguin 2.1: Who Got Hit?” by Jessica Lee.

Barry Schwartz writes “Google Penguin 2.1 Was A Big Hit” over on Search Engine Roundtable.

The amazing Jessica Lee again on the list with “Google Algorithm Tweak Tries to Squash Mug Shot Websites” on Search Engine Watch.

Search Engine Watch‘s Jennifer Slegg writes “Google Doesn’t Consider Geolocation Techniques Spam”.

OK, seriously Search Engine Watch? Overachievers! :)

Adam Mason posts “Penguin 2.1- What Has Changed?” for Zazzle Media.

David Naylor blog shares “Penguin 2.1 Rolls Out As Website Owners Report Further SERPs Pain” by Alex Graves.

SEO Hacker‘s Sean Si shares “Yes we Can! Says the White Hat SEO Hacker” on building links.

Jayson DeMers writes “Penguin 2.1: What Changed Since 2.0, and How to Recover” for Search Engine Journal.

Social Media Today has “Penguin 2.1 Rolls Through Town, Targets More Spam” by Roger K. (He really doesn’t give his last name – it’s a mystery!)

Reginald himself writes “Organic SEO Strategies And SEO Tools For Hummingbird and Penguin 2.1″ on Reginald Chan.

Eric Ward answers the question “Will Google Punish a Guest Posting Strategy Due to Unnatural Link Patterns?” for, you guessed it, Search Engine Watch.

Lewis Sellers writes “Ultimate Guide to Google Penalty Removal” on The Moz Blog.

The Brightfire blog‘s Pete Gronland writes “I spoke too soon…Google’s Panda 2.1 hits the SearchWays”.

Chris Crum writes “Google Penguin Update 2.1 Is Bigger Than Your Average Penguin Refresh” on WebProNews.com.

Business 2 Community‘s Ardala Evans posts “Recipe for a Quality Link”.

Joshua Steimle writes “SEO Rankings Tanking? Check For Bad Incoming Links” for Forbes.

“Website Optimization Services After Hummingbird & Penguin 2.1″ written by Vee Popat on Vee Popat Digital Marketing.

John Jantsch posts “5 New Realities of SEO” on Duct Tape Marketing.

Image thanks to Chris Nystrom. (penguin)