Microsoft SEO

[Lookchup]

tool for Web sites. ... The SEO Toolkit crawls through local and external Web sites and checks for problems such as broken links, slow-loading pages and invalid markup. It can be used to optimize key words to improve Web site hit counts.

[medisonrose]

Microsoft on Tuesday discharged a free site design improvement (SEO) instrument for Web locales. ... The SEO Toolkit slithers through nearby and outer Web destinations and checks for issues, for example, broken connections, slow-stacking pages and invalid markup. It very well may be utilized to upgrade catchphrases to improve Web website hit checks.

[RuskinF]

This is what Microsoft has to say about its new IIS 7 toolkit which will help for your SEO.
The IIS Search Engine Optimization (SEO) Toolkit is an IIS7 extension that helps identify search engines and user experience optimizations for Web sites. Reporting and error identification for broken/invalid links, duplicate content, tag validation, etc.

It seems that with the foray of IIS into SEO things will turn good for Microsoft.

[brookeroberts7]

Search engine optimization (SEO) is the art and science of optimizing a website for high ranking results by search engines. Hopefully, it makes your site show up within the first few search results. Accordingly, SEO can have a major impact on businesses of all sizes.