The official Bing blog recently had a post about web spam. According to Bing’s definition, web spam is "unwanted web content that uses overtly manipulative techniques in an effort to fraudulently attain undeservingly high ranking in search engines."
Why is web spam a problem?
Search engines want to return relevant websites on their result pages. If a [...]

Most people think that Google purely ranks websites by using mathematical formulas. Google even has an official statement about the way that search results are calculated:
"A site’s ranking in Google’s search results relies heavily on computer algorithms using thousands of factors to calculate a page’s relevance to a given query. Sometimes subtleties of language [...]

Has your website lost its rankings in Google? Did your rankings drop or did your website vanish completely from Google? In that case, your website might have received a Google penalty and you might have to file a reconsideration request.
Three reasons why your Google rankings might have dropped
There are several reasons that can cause a [...]