Web Site SEO Now

What is Search engine optimations?

Please explain
PageRank algorithm
XML sitemap
SEO tools
robots.txt vs meta robots tag
Digg? Sphinn? Or be Stumbled?
META tags

1) Pagerank algo- dependsupon Searchengine. check it-

http://www.google.com/corporate/tech.html

2) XML sitemap- accepted format of website by searchengine

3) SEO tools- many many and many. -website checker,content checker , website grader , google toolbar & many more.

4) robot.txt- A searchengine robot file for a website.

5) Digg- Social media/bookmarking website. Top in Ranking. and have very nice

6) Sphinn- SEO Forum website. Nice one.

7) Stumbled- Same like that.

Meta tags- Title, Description, Keywords. belongs to ON Page work for SEO.

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Pittsburgh SEO Group – XML / HTML Sitemaps Tips