An article submission service does more than simply submit a lot of 500-worded articles to sites. They realize what content your article needs. Without pertinent subject matter no one will be interested in reading the articles, keep aside using the links to get back to your main website.
Content is King! A cliché but true nonetheless. It is absolutely essential that the article provides the reader with some insights and increases his knowledge base one way or the other. This is the only way to generate enough interest in the reader and raise the potential idea so that he uses the link and gets back to your website.
An article submission service will scour out the best places where your website is relevant. Proper placement of keywords, phrases and information will make sure that your website is connected to these articles. Submitting them to top directories and to sites which are related to your product or service is also another way of making sure that you are treading the right path.