Alex _V  

Search engines highly value one-way links pointing to your websites from article submission directories. It is a well-known fact that search engines highly rank websites that provide content relevant to their niche. Submitting articles to search engine directories will feed search engine spiders with fresh content and anchor links to your website. The anchor text should be relevant to website content in order for the search engine spiders to rank them higher.

In if you're submitting articles for SE ranking be careful which article director you choose because some article director allow only "no- follow" links. The "no follow" links tell search engine spiders not to follow the link to your website. That means that this links will still link to your website and you get the traffic but will not be considered as one way link to you prove your search engine ranking. To find out which article submission directories allow follow links you'll need to read their article submission guidelines.

Keywords density in your articles play important role for good ranking. The best keyword density is between 1 to 2%. It is recommended to include your keywords once or twice in the article's first paragraph.

To find out list of all available optical submission directories Google "article submission directories". The higher Google ranking article submission directories have the heavier weight your link will have.

If you're intending to submit the article to few directors it is good idea to make some changes to avoid double content penalties by the search engines. However, usually submitting the article to the top four or five directories is sufficient to boost your rankings.