Search Engine Optimization or SEO is a modification that takes place in the web site design, coding, content and/or structure of a web site in an effort to achieve the higher ranking within search engines. Search Engine Optimization is made to attend the highest ranking in the search engine results for some targeted keywords or key phrases.
Search engine optimization can be enforced on the website while designing it or can be performed after a website is designed. It is a technique that can be used to develop a website, which is search engine friendly. . Most of the search engines use software called "crawlers" or "spider". The main motive of these softwares is to check if the website creates their index (search engine index).
The method of getting search's results is different for each search engines. Search engine applies many techniques to index the web pages and include them into its directory. So the next time, if your web page is ranking high within one search engine and not in another then do not bother, it's because of the different method used by these search engines. To rank higher in the entire search engine, you can do the things which are used by all search engines. You have to track all the changes that occurred in the search engine operation or method of spider software for getting search results and accordingly modify your web sites.
The process of search engine optimization includes the optimization of the following items:
• Analyzing Site
• Site Designing
• Website's Promotion
• Website's Maintenance