How can seo work ?

The aboriginal basal accuracy you charge to apperceive to apprentice SEO is that seek engines are not humans. While this ability be accessible for everybody, the differences amid how bodies and seek engines appearance web pages aren't. Unlike humans, seek engines are text-driven. Although technology advances rapidly, seek engines are far from able creatures that can feel the adorableness of a air-conditioned architecture or adore the sounds and movement in movies. Instead, seek engines clamber the Web, searching at accurate website items (mainly text) to get an abstraction what a website is about. This abrupt account is not the a lot of absolute because as we will see next, seek engines accomplish several activities in adjustment to bear seek after-effects – crawling, indexing, processing, artful relevancy, and retrieving.

First, seek engines clamber the Web to see what is there. This assignment is performed by a section of software, alleged a crawler or a spider (or Googlebot, as is the case with Google). Spiders chase links from one page to addition and basis aggregate they acquisition on their way. Having in apperception the amount of pages on the Web (over 20 billion), it is absurd for a spider to appointment a website circadian just to see if a new page has appeared or if an absolute page has been modified, sometimes crawlers may not end up visiting your website for a ages or two.

What you can do is to analysis what a crawler sees from your site. As already mentioned, crawlers are not bodies and they do not see images, Flash movies, JavaScript, frames, password-protected pages and directories, so if you accept bags of these on your site, you'd bigger run the Spider Simulator beneath to see if these aliment are arresting by the spider. If they are not viewable, they will not be spidered, not indexed, not processed, etc. - in a chat they will be non-existent for seek engines.