Search Engine Land - Eight Keyword Research Mistakes That Are Costing You Money

Excellent article on keyword selection. I especially liked the information about thinking like the search user, checking your competition and the competitiveness of keywords. You shouldn't rely only on keyword tools to make your decisions on the keyword phrases you use:
Eight Keyword Research Mistakes That Are Costing You Money

Search Engine People - 50+ Sites To Help You Bury Negative Posts About You or Your Company!

Long list of techniques to bury negative online reputation problems:
50+ Sites To Help You Bury Negative Posts About You or Your Company!

Small Business SEM - How to Put Your Flickr Photos into Yahoo News

Good article describing how to gain traffic by Geotagging your Flickr photos, which may then be picked up by Yahoo News:
How to Put Your Flickr Photos into Yahoo News

SearchRank - When Submitting to Social News Sites is a Complete Waste of Time

David Wallace provides a good outline of the correct way to submit to social news sites:
When Submitting to Social News Sites is a Complete Waste of Time

Social Networking Articles Blog - Wordpress Stats and Analytics Plugins & Statistics Programs List for Your WP Blog

Long list of helpful WordPress stats and analytics plugins for use with your WordPress blogs:
Wordpress Stats and Analytics Plugins & Statistics Programs List for Your WP Blog

ViperChill - What is Online Reputation Management?

Detailed article explaining what online reputation is, nicely done:
What is Online Reputation Management?

Search Engine Guide - Targeting Conversions and Traffic with Long Tail Writing

Another great article from Search Engine Guide with the topic of long tail writing:
Targeting Conversions and Traffic with Long Tail Writing

Search Engine Land - Tools For Engaging In Social Media

Detailed post on tools helpful for tracking your social media marketing campaign:
Tools For Engaging In Social Media

SEM PDX - Think Outside the Link

Clever article detailing different ways to think outside the box when it comes to link building:
Think Outside the Link

Smackdown - Sitelinks at #60 - A Warning Shot From Google

Very interesting Google info shared here relating to a -60 penalty for paid links in Google's search results:
Sitelinks at #60 - A Warning Shot From Google

Slightly Shady SEO - 7 Tips for the Paranoid SEO: Masking Your Intentions

Always interesting to see SEO from a different vantage point. Even if you don't use certain techniques it is good to know about them and learn from them:
7 Tips for the Paranoid SEO: Masking Your Intentions

Marketing Pilgrim - 16 Great Ways To Approach Social Media Marketing - A Beginner’s Guide

Good beginner's guide for SMM. I haven't dived totally into SMM and still have an affinity for good old fashioned link building, but the tips here are helpful:
16 Great Ways To Approach Social Media Marketing - A Beginner’s Guide

HamletBatista.com - Link Mass: How To Determine How Much Effort It Takes To Rank For Any Particular Keyword Phrase

Another very detailed link building post from Hamlet Batista, a great deal of good link building information in included in this article:
Link Mass: How To Determine How Much Effort It Takes To Rank For Any Particular Keyword Phrase

Google Webmaster Central Blog - Best Practices When Moving Your Site

Post covers Google's best practices for moving your website, some helpful tips included here:
Best Practices When Moving Your Site

Search Engine Journal - 55 Quick SEO Tips Even Your Mother Would Love

Good reminder list of known optimization tips. Probably a few I don't totally agree with and many I do agree with. That i what is interesting in the search marketing world, we all see things in a different way:
55 Quick SEO Tips Even Your Mother Would Love

SEOBook - Rank Checker Tool for Firefox

Handy open source rank checking tool created by SEOBook, access from your Firefox browser. Check out the advanced features available:
Rank Checker Tool for Firefox

SEOlogs.com - View Public Stats for Thousands of Web Sites

The author shares his search techniques for finding Statcounter statistics online:
View Public Stats for Thousands of Web Sites

Netconcepts - SEO Title Tag 2.1.3 for WordPress

Nifty plugin tool to SEO your title tags in WordPress:
SEO Title Tag 2.1.3 for WordPress

SEOmeter.com - What Determines Search Engine’s Crawl Rate?

Good info in this post on what factors are involved in determining search engine crawl rates:
What Determines Search Engine’s Crawl Rate?

Search Engine Journal - Six Explosive Organic & Paid Link Building Tips

Good link building tips, especially liked the relevancy paragraph and his take on finding different related verticals through directory structure:
Six Explosive Organic & Paid Link Building Tips