Search Engine Optimization is an entire thought process which helps developing a site so that not only it attracts a number of visitors (increased traffic) but also gains a top position in the search engine. In other words, SEO is all about optimizing your website to reach the top 10 position of a search engine/s.
Before you develop a site there are three things you ponder upon ? how people will search for the products I am selling or how will they come to know about the products I am selling; which are the top sites which are selling the same products as I am and how will my site compete with such high ranking websites?
To answer all such queries and others like these there is Search Engine Optimization. Search Engine Optimization takes into account a number of techniques like , Content Development, Affiliate Marketing, Strategic Marketing, Link Building and so on. By using all these techniques, it makes a website reach the top level.
SEO can be divided into two fields - On Page and Off Page Optimization. On page Optimization includes all those methods which include analysis of your business in ways of design, navigation, Meta tags, links and so on. Competitor's analysis, keyword finalization and website development too are included in the On Page SEO work. Off page Optimization includes all those work which are included on websites other than yours and include methods like search engine submission, directory submission, classifieds, social bookmarking and press releases. This is another way of increasing the circulation of your website.
All these methods and rigorous work by SEO experts, make your site reach the top level ? or where you want to be. If you have good or even somewhat knowledge of SEO practices, you can try out your hands on making your site a popular one. On the other hand, if you do not know anything about SEO, then you must carry it out on your website with the help of a good SEO Company.