Matt Cutts, Google's famous search engineer, answers several often asked search engine optimization questions, in video this time. If you are developing any kind of web sites or blogs you should benefit from reading this. There is a wealth of information in these videos for both newbies and pros.

Qualities of a good site

Busting SEO Myths

Optimize for Search Engines or for Users?

- Static vs. Dynamic urls: does PageRank flow the same to both? What pitfalls should I avoid with dynamic urls?
- Can Sitemaps alert webmasters when their site has been hacked?
- Can I do geotargetting within Google’s Quality Guidelines?

- Merging acquired domains with 301s?
- How to create a site architecture with themes and keywords?
- My urls have too many parameters–can I serve up static HTML to Googlebot instead?
- How to do split A/B testing?

- Should I worry about results estimates for 1) supplemental results 2) using the site: operator 3) with negated terms and 4) special syntax such as intitle: ? Answer: No. That’s pretty far off the beaten path.
- Why do 301s take so long to be reflected in supplemental results? It’s been months.
- I started appearing in the supplemental results in May–should I be worried?

- Does Google Analytics play a part in SERPs (Search Engine Result Pages)?
- When does Google detect duplicate content, and how wide is the range?
- I want to mark my page as porn in SafeSearch–what do you recommend?
- Is it okay to make hyperlinks in option elements?

- What’s the difference between an index update, an algorithm update, and a data refresh?
- I also discuss these definitions in terms of June/July 27th as much as I can.

Obviously it all comes with a standard disclaimer:

Sources: Matt Cutts - 1, 2 & 3