When you submit a release through the online press release agencies like PRWEB, other web sites also pick up your release and display on their sites. However I have noticed that many of these sites strip off the credits and therefore you end up getting no link back to your site.
To take care of this, you should include your site URL in the body of the release also. See this example –
Arun Agrawal of RentABlogger (http://www.RentABlogger.com) has introduced a blog setup service …
When other sites will display this release on their sites, these http links will be automatically converted to links to your site, giving you a valuable incoming link.