SEO full meaning Search Engine Optimization. It is a wonderful system to getting result from real, natural, visible listings on Search Engines. As a visitor or internet user according to there search like web page, picture music, video or any contain major search engine like Google, Yahoo, Bing shown result on rank or page based.
Mainly SEO divide into two parts. One is On Page SEO & other is Off page SEO. There is a short definition about on page and off page SEO bellow.

On Page SEO

Wonderful contain, title, meta tag, etc are important for on page SEO which help search engine to search a keyword.

Off Page SEO

Directory Submission, Social Bookmarking, Social Networking, Forum Posting, Article Submission, Blog Comments etc are important for off page SEO. Mainly with out own web site editing or upgrading how can you ….. your site that’s called off page SEO.