Need 50 300 word articles

I need 250 word articles on these topics: 10 on investment banking 10 on concert tickets 10 on home improvement 10 on online marketing 10 on Iphone/Iphone apps - All articles must be written in good English - I prefer my articles with subtitles or bullet points if appropriate - Need Keyword used in first sentence and 1-2 times per paragraph for a total of 2-3% keyword density. - Feel free to add your own personality to the article where applicable. - Correct spelling and grammar - 100% manually written. No software allowed. - 100% unique. - All articles will be my property after submitted, and will not be submitted elsewhere. - Articles must be thoroughly researched, written manually, sound natural, and be easy to read - Each and every article MUST PASS COPYSCAPE. - <b>Filipino</b> writers will be preferred Before writing, I require you to give the subject or titles of the articles you will be writing. This is because I need to check if the topic has been covered already or so I can give necessary changes to it. I will send you each batch of 10 articles at the completion of any prior batch. If there are too many grammar, punctuation or spelling errors or do not have the keyword phrase used as per requirements and also if any of them don't pass Copyscape then I will have to send them back to you for reworking before sending off the next batch. Each batch must be finished 3 days after. Only Bid if your agree to the price. If articles aren't submitted on deadline you will NOT receive payment. I will pay via PAYPAL for every 10 approved articles you finish. Don't forget to feel free to ask any other questions you may have