Below are some of the best and/or most informative articles on SEO, SEM, PPC, Linking, etc. that we found on Monday, February 1, 2010.

Link Request Best Practices
http://sem-group.net/search-engine-optimization-blog/the-most-effective-approach-to-contacting-link-partner-for-authoritative-links/

5 Quality Score Myths (AdWords)
http://www.clickz.com/3636301

Microsoft Profile Matcher tool (helpful to identify good advertising sections on MSN-owned properties)