Hi Pinks,

Firstly, you must ensure that you submit the articles to higher ranking website directories ( PR-6-10). The websites should have good traffic and high reputation. Another most important point is that of not only submitting your articles to many web directories, but ensure whether it is picked up by. Always try to write good quality, informative and interesting articles. This will not only build help you to get justified and qualitative inbound links, but will also help your website to promote brands, its content and improved traffic to your site. There is no said limit for submitting your articles to various article directories.

Duplicate Content - What You Ought to Know About - Read about Duplicate Content to clear ur confusion

Article Directory List - One of the Best List

Hope this helps! Thanks

Submit your articles to Scribd.  It is a document sharing website that currently houses over 400,000 documents.  Using the key tag words "marketing" and "advertising" in your information based document you can garner readers and lead them to your web site. Scribd also gives you a link to your document that you can use to promote in Google submit, and any other search engine.