Need Articles

I need 25 articles on a range of topics. Each topic must be well researched and be grammatically and factually correct with no misspelled words Each article should be 400-500 words. Each article should have a key word density of 14-18%. I would like the key phrase in the heading and at lest 2 times in the article along with selected keywords . I will provide keywords and phrases. Each article must be interesting and informative and easy to read. Each article must be different. Don’t rewrite submitted articles. All articles must have original content and pass copyscape test and be up to U.S Copyright law. No content should be submitted if it is 3rd party or copyrighted material. I need at least 3 examples of your work. No examples no work. You need to be a really good writer with a good track record. Subject matter is all things art and art related,photography , greeting cards, holiday greeting cards, crafts, greeting card business, greeting card trends,online greeting card companies etc. If you are good and easy to work with there is on going work.