Business phone systems

I need 10 articles written for an information oriented web site. The keywords relate to business phone systems. The articles are to be SEO'd and keyword focused. A list of 10 primary keywords will be supplied. An article to be written around each keyword at appropriate SEO density. They should 500-600 words in length. I expect to revise the articles if necessary. I need articles that reflect the "current" state of technology and how that technology is used to increase business efficiency, sales etc. The target audience is business people looking to improve business efficiency through the use of state of the business phone systems. You will need to have up to date industry experience or knowledge of business phone technology. All articles are to be original content. Full copy write to articles to be transfered to me upon completion and release of payment. Timeframe for delivery: Delivery within 2 weeks of project acceptance.