Hi, The given below will tell the purpose of links for a website, - When people clicks links on website then there is a chance of discover a site. - Search engine follows links for crawling and discover a site - Search engine considers the number of back links to give important to a site. - Anchor text of links in a website tells what is site about. i expecting more points .....
links links links links links... yup i think u may have mentioned the main focus of links here... -Search engines organise the links into a manageable single point of reference. (serp) spiders crawl, relate the links and content to each other and build a massive 3d kind of intertwining profile matching the links, hence the world wide WEB... of links... hmmmm