The most important videos of Matt Cutts

Can sites do well without using spammy techniques?

Should I focus on clarity or jargon when writing content?

Is there a version of Google that excludes backlinks as a ranking factor?

What's it like to fight webspam at Google?

Should I correct the grammar of comments on my blog?

Should I build links using article directories?

How can an older site maintain its ranking over time?

How can I tell Google that multiple domains are related?

How can I tell if my site is affected by a particular algorithm?

Can I place multiple breadcrumbs on a page?

What should sites do with pages for products that are no longer available?

Is there a way to tell Google about a mobile version of a page?

How does Google use Percolator, Dremel and Pregel?

What is a "paid link"?

Does Google use EXIF data from pictures as a ranking factor?

Are pages from social media sites ranked differently?

Are results in different positions ranked by different algorithms?

A fun feature of the Chromebook Pixel

How should I address a small duplicate content issue?

How Search Works website

Should I use a separate IP address for each country-specific site?

How does Google handle duplicate content?

What should I be aware of if I'm considering guest blogging?

How can a site recover from a period of spamming links?

Is it a good practice to combine small portions of content from other sites?

How many links on a page should we have? Is there a limit?

Should I use the disavow tool even if there's not a manual action on my site?

Is it necessary for every page to have a meta description?

Are all comments with links spam?

Is there an SEO disadvantage to using responsive design instead of separate mobile URLs?

Should I add schema.org markup on my videos even if they're on YouTube?

Does a site rank better if it has a lot of indexed pages?

Is there a difference between the "strong" and "b" tags in terms of SEO?

How can I guest blog without it appearing as if I paid for links?

Should webmasters focus on more than just ranking in search results?

Is redirecting users based on their location spam?

Why isn't my site's PageRank changing?

Should I use rel="nofollow" on internal links to a login page?

Does Googlebot care about valid HTML?

Will having the same ingredients list for a product as another site cause a duplicate content issue?

Will having a site available on both IPv4 and IPv6 cause a duplicate content issue?

What should a site owner do if they think they might be affected by Panda?

Can nofollow links hurt my site's ranking?

Does Google take action on automatically generated pages that provide no added value?

What is Google doing to provide support to webmasters?

Is page speed a more important factor for mobile sites?

Should I add rel="nofollow" to links that are included with my widget?

Should I be worried if a couple of sites that I don't want to be associated with are linking to me?

Does the webspam team fight spam in non-US markets such as India?

Will Webmaster Tools give examples of which links or pages caused a manual spam action?

Should I use ccTLDs for sites not targeted to those countries?

How does Google treat hidden content which becomes visible when clicking a button?

How does required duplicate content (terms and conditions, etc.) affect search?

If I have 20 domains, should I link them all together?

How can I get examples of bad links to my site?

If my site goes down for a day, does that affect my rankings?

How has query syntax changed since voice search has become more popular?

If I write about another article, where should I link to the original source?

Will the Webmaster Tools API be updated to add additional data?

Why are some Google services not yet available in Albania?

Does using stock photos on your pages have a negative effect on rankings?

Updated messages for manual webspam actions

What are common mistakes you see from people using the "disavow links" tool?

Advertorials

Is the color of your shirt related with the SEO topic that you are talking about?

Why does Google show multiple results from the same domain?

What should we expect in the next few months in terms of SEO for Google?

Should I use the Vary HTTP header on URLs that redirect based on user-agent?

What kind of t-shirt do you wear?

Will multiple internal links with the same anchor text hurt a site's ranking?

Can I buy a domain that used to have spam on it and still rank?

Why does a new page's ranking change over time?

Why might a page with bad backlinks links be ranking highly?

Can someone verify ownership of my site by adding a meta tag to the body of my page?

Is WordPress or Blogger better for SEO?

Should I use the "autocompletetype" attribute on my web forms?

How many types of messages does the webspam team send to Webmaster Tools?

Can I mark an email as "important" in Gmail?

An update on Google's webmaster videos

Holiday tips

Negative SEO

What should be included in a proper reconsideration request?

Should I incorporate synonyms for important terms into my site?

User-generated spam

Hidden text and/or keyword stuffing

Pure spam

Thin content with little or no added value

Unnatural links from your site

Unnatural Links to site

Unnatural Links to site - impacts links

Will Google be evaluating the use of rel="author" moving forward?

What are some misconceptions in the SEO industry?

How does Google think about search quality when it relies on subjective signals?

What's the latest SEO misconception that you would like to put to rest?

What are the top 3-5 SEO areas where webmasters make the most mistakes?

Does linking my two sites together violate the quality guidelines?

What is being done to remove "no results" pages?

Should I add an archive of hundreds of thousands of pages all at once or in stages?

If my web host has a lot of spammy clients, will that influence my site's ranking?

How can a legitimate business compete online?