Article Writer Needed

This project is for 30 new articles mainly on the topic related with air conditioner, keyword =Air Conditioner, density about 3~7% Job Description: 1. Prefer those with some technical knowledge on air conditioner 2. The series of keywords or key phrases must appear in the title, and a few times throughout the body of the article. The keyword need to appear first 50 words and last 50 words of the article. [login to view URL] new article it has to be 100% unique (they will be reviewed through CopyScape). 4. The articles must be written as if by a native English speaker. 5. $ 1 per 400~500 words article (Price is not negotiable). Payment with be done completed the 30 article and satisfy with it. [login to view URL] payments shall be made for work that do not pass copy-scape and are written in poor English 7. Time is not a matter, what I want is quality instead of quantity, please advise me the reasonable time for you to write 30 articles based on the above requirement. We will need more articles in future (30 article per week) if we satisfy with your articles. Please send us the sample of your previous work