Backlinks are the links to a website from another popular website, blog, forum or various sources. In laymen language backlinks can be referred to as inward links, inbound links, inlinks and incoming links. They determine the prevalence and reputation of a website or page. Backlinks are very important from search engine point of view and hence it is necessary to know the exact number of backlinks needed for promoting a page or website. The search robots crawl through the backlinks before assigning a rank to a website or page. The various techniques of SEO help in linking to good websites.

Now let’s answer the most important question what is the exact number of backlinks needed for a website? The answer to this is a bit tricky. Backlinks can be unlimited or to the extent needed to increase the page rank of a website or page. No matter what the amount of backlinks is what is important is the quality and relevance of a backlink. There are many sites with thousands of backlinks but are not ranked well because of lack of relevancy. Backlinks vast scope makes it a tedious and time consuming process. In case if you are a bit lazy or do not have that much time to do it yourself then it is best for you to hire a SEO consultant. SEO package provided by many SEO services company have a customized backlink package.
  
There are paid and unpaid methods of backlink building. Paid as the name suggests will need you to pay some money to the source for linking to your site. Linkbaiting is one of the unpaid methods of backlinking. It can be best understood through an example. Let's take a website publishing news on film stars. Whenever it will publish any latest news relating to a star all the others in a similar field will want to link to it. This is because the main site has got original content important to them and from linking to such a website they will have an increase in number of visitors. Here the website with the original content will have the benefit of backlinks.