Read some SEO Related Questions. What is SEO? and more information related to SEO.

1. SEO Defination
SEO is a technique which helps search engines find and rank your site
higher than the millions of other sites in response to a search query. SEO
thus helps you get traffic from search engines.

2. SEO Off Page
 Directory Submission
 Social Bookmarking
 Blog Commenting
 Press Release Submission
 Article Submission
 Video Submission
 Document Sharing
 Document Sharing

3. SEO On Page
 Keyword Research
 Title Page
 Meta Description tag
 Meta Keyword tag
 Image ALT tags
 H1 – H6 tags
 SEO Friendly URL structure
 Content
 Keyword density, Keyword Proximity, Keyword Proximity, Term Vactor
 Site maps, both XML and user facing(HTML)
 Robots.txt

4. SEO On Page
 Keyword Research
 Title Page
 Meta Description tag
 Meta Keyword tag
 Image ALT tags
 H1 – H6 tags
 SEO Friendly URL structure
 Content
 Keyword density, Keyword Proximity, Keyword Proximity, Term Vactor
 Site maps, both XML and user facing(HTML)
 Robots.txt

5. SEO On Page
 Keyword Research:-
Keyword Research is a most Important part of the
SEO. For Keyword Research use Google Adword
Keyword Research Tool. Find high search volume and
low competition keyword.

6. SEO On Page
 Title Tag:-
Title Tag is a also most Important part of the SEO.
Title tag limit is 65 characters.

7. SEO On Page
 Meta Description Tag:-
Meta Description Tag limit is 65 characters.
Description is not for SEO purpose but also attract to
user and easily understand about our website.

8. SEO On Page
 Difference XML & HTML Sitemap:-
XML =Extensible Markup Language
[ 1 ] XML:-
It is only for crawler purpose because of
this crawler can easily crawl your website fastly.
[ 2 ] HTML:-
HTML Sitemap is best for the user point of
view.