They say the devil is in the details. When it comes to search engine optimization, those details include some important quirks you need to know about.
Conforming to search engine behavior
Keeping-up with changes in search engine behavior
Playing well with other websites to protect your SEO
Avoiding common practices that obstruct SEO
Here are nine examples of what I [Tom Schmitz of Search Engine Land] call SEO quirks. See how many you know about.