Номер ЕДНО в Google, Yahoo и MSN

Ето как различните фактори влиаят върху класирането в Google, Yahoo и MSN според WebConfs :

Ключови думи
Keyword in title tag (+3)
Keyword in URL (+3)
Keyword density in document (+3)
Keyword in H1 and H2 headings (+3)
Keyword in the beginning of document (+2)
Keyword in ALT tags (+2)
Keyword in Meta tags (+1)
Keyword stuffing (-3)


Връзки
Anchor text of inbound links (+3)
Origin of inbound links (+3)
Links from similar sites (+3)
Links from .edu and .gov sites (+3)
Anchor text of internal links (+2)
Many outgoing links (-1)
Outbound links to bad neighbors (-3)
Cross-linking (-3)

Meta Tags
Description Meta Tag (+1)
Keywords Meta Tag (+1)
Refresh Meta Tag (-1)

Съдържание
Unique content (+3)
Frequent updates (+3)
Age of content (+2)
Poor coding or design (-2)
Invisible text (-3)
Doorway pages (-3)
Duplicate content (-3)


Други фактори
Site accessibility (+3)
Sitemap (+2)
Site size (+2)
Site age (+2)
Top-level domain (+1)
URL length (0)
Hosting downtime (-1)
Flash (-2)
Misused Redirects (-3)