Google Webmaster Guidelines Search Engine Guidelines
These guidelines help Google find, index, and rank your site. Google strongly encourage you to pay close attention to the Quality Guidelines, which outline some of the illicit practices that may lead to a site being removed from the Google index.
Rules
- Document
head
errors affect indexing - Pages need a
title
element - Pages must not have a blank
title
- Keyword stuffed
alt
text - Provide an HTML site map
- Provide an XML sitemap
- Google cannot follow
javascript:
URLs frameset
links may not be indexed- Don’t use
rel=nofollow
on internal links - No meta description tag
- Use dashes instead of underscores in URLs
- Sneaky redirect scripts are penalized
- Hidden single pixel links may be penalized
- Invisible text may be penalized
- Bad neighborhood keyword found
- Page title is not unique