Title
The Title Tag must contain no more than 70 characters (generally, 100 characters may be indexed).

Author
The Author Tag is for the person who wrote the material for the site.

Subject
The Subject Tag is for what your site is. Business, music, hobby, cars. Use up to 100 characters.

Description
The Description Tag can have up to 150 characters (generally, 200 to 250 characters may be indexed, though only a smaller portion of this amount may be displayed).

Classification
The Classification tag is similar to description but more in detail.

Keywords
In the Keyword tag use everything you think someone will search for to find your site. Use 200 characters.

Geography
Where are you located? Full Address

Language
Is your site in English, Spanish, French.....?

Expires
Use "never" unless your site will expire. (Eg. Tue, 18 Apr 2006 14:57:09 GMT | Note: Requires RFC1123 date as shown here

Cache Control
Cache control level.
NonePublicPrivateno-Cacheno-Store

No Cache
This directive indicates cached information should not be used and instead requests should be forwarded to the origin server.
Yes
No

Copyright
Who is the Owner of the site, Company Name

Zip Code
Your Zip Code

City
Your City, Town

Country
Your Country, use all nemes; USA, United States, United States Of America, America, etc.

Designer
Webmaster name

Publisher
Owner, Webmaster, Company Names.

Revisit-After
Tell search engine how often this page updates. (Eg. 21 days | Note: Most search engines do not support this Meta Tag)

Distribution
Use [Global] unless it is a [Local] only site.
GlobalLocalInternal Use

Robots
The values ALL and NONE set all directives on or off: [ALL=INDEX,FOLLOW] and [NONE=NOINDEX,NOFOLLOW].
AllNONE

MS Tags
Do you want Microsoft products to automatically generate smart tags on your web pages.
Yes
No