Ok, I have to review a lot of articles that are submitted to my article directories and those that writers send me as samples of their work. Those applying for a job as a writer want to impress me with their ability to optimize the sample article I give them for the key phrase I assign.
In doing so they send me a sample where every sentence begins with the key phrase. Or one sentence ends with the key phrase and the next sentence begins with the same key phrase.
There are a lot of webmasters buying this type of content on the web. They think that the number of times the key phrase is in the article is way more important than the actual content and the articles readability.
Because these webmasters BELIEVE they know about SEO and article marketing, they request this keyword density as if it is the most important thing.
Then writers that are new to the web and who want to please their customers do as they have been asked to do. After all the customer is paying for it. So give them what they want right?
Wrong. I may be a total pain in the butt, but my clients know that when they request something and I dont agree with it because I know it wont...