Search Engine Optimization is a process of choosing the most appropriate keyword phrases related to your site to ensure that this ranks your site highly in Google so that when an individual searches for specific phrases that you are marketing to, it will push your site to the top of the search engine results.
It simply involves adjusting the content of your website along with the HTML coding and Meta tags. It also involves making sure to establish the appropriate link building process.
The most popular search engine in the wold today is Google, fallowed by Yahoo and MSN. Those are your top 3
Google and others keep their methods and ranking algorithms top secret to ensure that they are finding the most "related" content and to deter "Spam" from clogging those results. Google, Yahoo, MSN Etc... uses hundreds of factors while ranking the listings where the factors themselves and the weight each carries may change continually.
Algorithms can differ so drastically that a webpagethat ranks #1 in one particular search engine could easily rank #200 or worse in another search engine. That is why understanding marketing is critical to your online success.
You do not however need to submit your site to the individual search engines. A simple link from a well established site (such as a Article Site, etc...) will get the research engines to visit the new site and begin to spider its content. It can take a few days or it may take a few weeks from the referring of a link from such an established site for all the main spiders to commence visiting and indexing the new site.
When it comes to optimizing your site it may seem overwhelming and complex. And if you do not have the time or understanding to do it yourself it may be worth looking in to hiring a professional company and or individual to get you started on the right path.
Internet Marketing companies will look at the plan for your site and offer suggestions to help increase your search engine ranking and your sites overall traffic. These companies typically will offer ongoing consultations and detailed reporting and monitoring of your site. They should also continue to provide opinions and recommendations for editing and improving your sites traffic and overall search engine ranking.
Typically the marketing experts will work with you or your web designer to build and integrate a plan that flows with all aspects of your site and make sure it is laid out properly and effectively.