Article Submission package includes:
The package is designed to submit your site to 500 high PR article sites. One hundred SEO-friendly submissions every seven days for about weeks.

• Article sites: 500 (PR from 1 to 6)
• One free 500-word article written for your keywords.
  
• Four free variations of the same article for every 100 submissions.
• Time to deliver: 25-30 days
• Free detailed report.

Some examples:
www.ezinearticles.com, www.articlebiz.com, www.articlecity.com, www.approvedarticles.com

After submission you'll get full list of all 500 dir's.