Matt Cutts: Does Google take manual action on webspam?
Topic: Does Google take manual action on webspam? – Quick Answer: Yes
Matt Cutts: If a site linking to mine gets caught selling links, what happens to my site?
Topic: If a site linking to mine gets caught selling links, what happens to my site? – Quick Answer: You will lose the benefit of that link
Matt Cutts: Will SEO still exist in five years?
Topic: Will SEO still exist in five years? – Quick Answer: Yes
Matt Cutts: Can you show us something that you have programmed yourself?
Topic: Can you show us something that you have programmed yourself? – Quick Answer: Safe search
Matt Cutts: How will Google interpret links to URLs ending with a campaign tag?
Topic: How will Google interpret links to URLs ending with a campaign tag? – Quick Answer: Google usually detects they’re irrelevant, but 301, canonical tag or Webmaster Tools can help
Matt Cutts: What are the top 3-5 SEO areas where webmasters make the most mistakes?
Topic: What are the top 3-5 SEO areas where webmasters make the most mistakes? – Quick Answer: Not having a domain at all, not making it crawlable, not using words people search for on your page, not having compelling content, not having good titles and descriptions, not making use of webmaster resources.