What is a Search Engine?
A Search Engine is used by online people or users to find any information they need. Major search engines are Google, Yahoo, Bing and MSN, which are most commonly used by people. Google is a widely used search engine. If you have a business and you own a website, but your website is not listed in the search engine then your website is useless.
A search engine has a database system that indexes a website and categorizes a website according to the relevance of the website with the typed search term.
You do not get anything until and unless your website tops the charts of Search Engine Result Pages. In order to make effective sales and improved profit, your business website needs to get listed in search engines.