Google Cracking Down On Search 'Over-Optimization'

The opposite of “white hat” SEO is something called “black hat webspam” (we say “webspam” to distinguish it from email spam). In the pursuit of higher rankings or traffic, a few sites use techniques that don’t benefit users, where the intent is to look for shortcuts or loopholes that would rank pages higher than they deserve to be to be ranked. We see all sorts of webspam techniques every day, from keyword stuffing to link schemes that attempt to propel sites higher in rankings.

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