[enmanueljhony]

If you are a blogger or web developer you might know about the backlinks now or at least you have heard about backlinks. Backlinks are the main key in SEO. Backlinks is very important to get traffic to your web or blog site and it helps you to get search engine ranking.

let see what are backlinks,
Backlinks are incoming links to your web site from other web sites. Backlinks are also call as inbound links, incoming links, inward links and inlinks.

Why Backlinks are important,

As i said above backlinks play the key roll in SEO. To increase your page rank and search rank backlinks helps lot. When search engine bot calculate the relevance of a site to a search keyword they looking after number of quality backlinks that site has and they sort the search result in order to number of backlinks websites has. So to get into top in search results you have to build quality backlinks. there is two types of backlinks, In this case most effective backlinks for SEO is Dofollow backlinks. So you have to keep your eye on making dofollow backlinks.
Types of Backlinks
There is two type of backlinks,

Dofollow backlink
Nofollow backlink

What is Dofollow backlink ?
When search engine bot (crawler) looking at content on your website it checks about all the thinks your webpage has like images, keywords,text and links etc. when they found a link with in your page and if the link is Dofollow, search engine crawler follow the link and go to other webpage. As i said above this type of backlinks is the most effective to search ranking.

What is Nofollow backlinks ?
Normally Nofollow backlinks are been ignored by search engine crawlers. they just skip that links and keep looking at your content on the page. if you need to set your links as Nofollow, you can just use rel=”nofollow” attribute. if Nofollow is only for external links you can use attribute as rel=”external nofollow”

My External links should be Dofollow or Nofollow ?
I suggest you to use Nofollow for outgoing links in your page as default. And use Dofollow for just links which are relevant to the content.