Google Search Essentials Search Engine Guidelines
These guidelines include technical requirements, spam policies and best practices to help pages appear in Google Search.
Rules
- Document
headerrors affect indexing - Pages need a
titleelement - Pages must not have a blank
title - Keyword stuffed
alttext - Provide an HTML site map
- Provide an XML sitemap
- Google cannot follow
javascript:URLs framesetlinks may not be indexed- Don’t use
rel=nofollowon 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
- Soft 404 for missing pages