The costs of corectly promoting internet sites is comparable to the cost of other types of promotion. However, site promotion wins in a ratio of cost / result / effect duration. When a person needs information, the better assistant than The search bar will not find him. The user enters words or phrases that reflect the essence of the question, and in response receives a huge number of site with interesting topics. For example, if the user has asked in the search request for sellers of any product and get a list of 2000 articles, in which the address of your life lies somewhere in the thousandth position, then the probability of a transition it is very low.
Most users will not go further second or third page of results, so the placement site on the first line or in the top ten on the key demands are an indispensable condition of success of the resource. Thus most effective and least wasteful way to online promotion of your site is through the main search machines. To conduct qualitative promotion is necessary to understand the principles of search engines and directories that will develop a strategy for best use of their capabilities. The main difference between a search engine of the directory is that when indexing pages they use spiders. Spiders (from English. Word 'spider' - a spider) - this multi-functional program, who periodically do 'outing' in the network. They find new or changed pages and index them, ie entered into the database, which is then used to generate search results to a user request.
