Useful 404 Error Pages: Overview

by Thomas Klein on 2012/07/14

Pic of Yahoo! 404 errorIt sometimes happens that websites returning the error code 404 which means the webserver can´t return the request. Mostly it´s a result of non-existing pages cause of broken links, deleted pages or misspelling entries.



Penguin Update On April 24, Google rolled out an algorithm update called Penguin Update which specifically target websites over doing their SEO. Google attempt to put webmasters who are just really aggessive SEO´s in the rear and push webmasters that build quality content to the front.

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Expectation of ads to searchers has published a study about user awareness. They ask 1000 searches about advertising elements within search results on different search engines. The question was: “Does this search result have ads on it?” All questioned searchers were involved with 11 images with vertical or horizontal ads. They could choose between the answers “yes” or “no”. 

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Google rich snippets

Since Google supported rich snippets, everyone is stagger about the right markup format. Rich snippets are additive informational elements intended to help users with specific queries. To call to mind, there are three different markups: microdata, microformats and RDFa. Meanwhile Google has officially recommended to use microdata format to generate rich snippets. They suggest microdata but the other markups are also acceptable.

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Measures to avoid (near) duplicate content

As you know, Google is adjusting his algorithm nearly every day to generate the most opportune results for search queries by default. Generously they gave us hints how we should act to prevent bad results for our websites.

Especially since “Panda” was rolling out, every webmaster was anxious to avoid any kind of issues with content. But in some cases you can´t really prevent duplicate or near duplicate content, even if multiple websites using the same content. At this point I want to mention about a few measures to help Google to avoid duplicate.

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