Looking for experienced SEO expert

I am looking for the experienced SEO expert. Please read our requirments carefully before responding. The target is SEO and promotion for our educational website (writing essays, research papers, term papers, etc.). The target auditory is mainly students and youth of 18-30 y.o. across USA, Canada, Australia and Europe. I need SEO services for increasing our sales, traffic and website ranking. The main goals: 1. The website must be listed in Top-10 and then Top-5 rankings in Google, Yahoo, MSN for some industry specific keywords and remain this position there. 2. I need at least 30000 and more targeted visitors a month constantly. I need more customers who will buy our services. Please make a bid providing us with your detailed SEO and promotion plan, terms and duration. Please include everything you think to be important. Also you must provide us in your bid with the samples of the projects you have already perfomed - the sites urls, ranking, keywords, etc.. How much time was spent to achieve those results? Please, note that any illegal and black marketing such as doorway pages, cloaking, etc. is forbidden. Only "white" organic and natural optimization is acceptable. Payment will be done through GAF escrow. No advanced payment will be done but to be fulfilled ONLY upon the required results. Once the needed goals will be achieved, we can probably offer the long term relationship to the bidder. Please, contact us for our website url.