Rewriring 60+ pages of content for SEO, impressive pattern and writing of about 10-15 new pages unique content

Hi, We have 60+ pages of content already written about bulk sms industry. You need to rewrite for SEO and also should be impressive, professional and grammatically impeccable. Must be unique and must provide proof of uniqueness by testing yourself in copyscape and others. Apart from this rewriting task, we will require you to write about 10-15 pages of fresh content related to same industry. All reference links and support content will be provided for this task and you can also make your own research to come out with an excellent content. We retain all ownership and copyright to all content written! Writer must be proficient in written English, able to deliver highest quality of work. Will be a long term project and we will have frequent jobs coming in. Best writers will be preferred for future projects. Task Can be start immediately.