Tuesday, April 22, 2008

Online Service,Seo Service,Quality Submission

Search engine optimization (SEO) is the process of improving the volume and quality of traffic to a web site from search engines via "natural" ("organic" or "algorithmic") search results for targeted keywords.Usually, the earlier a site is presented in the search results or the higher it "ranks", the more searchers will visit that site. SEO can also target different kinds of search, including image search, local search, and industry-specific vertical search engines.

As a marketing strategy for increasing a site's relevance, SEO considers how search algorithms work and what people search for. SEO efforts may involve a site's coding, presentation, and structure, as well as fixing problems that could prevent search engine indexing programs from fully spidering a site. Other, more noticeable efforts may include adding unique content to a site, ensuring that content is easily indexed by search engine robots, and making the site more appealing to users. Another class of techniques, known as black hat SEO or spamdexing, use methods such as link farms and keyword stuffing that tend to harm search engine user experience. Search engines look for sites that employ these techniques and may remove them from their indices.

The intialism "SEO" can also refer to "search engine optimizers" or "Search Engine
Optimizician", terms adopted by an industry of consultants who carry out optimization
projects on behalf of clients, and by employees who perform SEO services in-house. Search
engine optimizers may offer SEO as a stand-alone service or as a part of a broader
marketing campaign. Because effective SEO may require changes to the HTML source
code of a site, SEO tactics may be incorporated into web site development and design.
The term "search engine friendly" may be used to describe web site designs,
menus, content management systems, URLs, and shopping carts that are easy to optimize.

Exactly what is a search engine? Basically, a search engine is a software program that searches for sites based on the words that you designate as search terms. Search engines look through their own databases of information in order to find what it is that you are looking for.

Are Search Engines and Directories The Same Thing?

Search engines and directories are not the same thing; although the term "search engine" often is used interchangeably. Search engines automatically create web site listings by using spiders that "crawl" web pages, index their information, and optimally follows that site's links to other pages. Spiders return to already-crawled sites on a pretty regular basis in order to check for updates or changes, and everything that these spiders find goes into the search engine database. To learn more about what a subject directory is, read my article titled What is a Web Directory.

How Do Search Engines Work?

Please note: search engines are not simple. They include incredibly detailed processes and
methodologies, and are updated all the time. This is a bare bones look at how search
engines work to retrieve your search results. All search engines go by this basic process
when conducting search processes, but because there are differences in search engines,
there are bound to be different results depending on which engine you use.