Guest blogging required, on USA sites with DA 60+ with dofollow link

Hi, We need 5 guest blog written, on blog sites related to big format Printing, Advertising, Trade show (preferably) or at least business blogs, DA 60+ with do follow permanent links. We are in big format printing business (print shop) in NY. Our site offers printing service with the ability to order online. We are already in touch with a potential freelancer but before making a final decision, we want to explore more options. If you think you can help us and are an approved contributor to business related US blogs, Then we would like to hear from you, Please send us your proposal with the following: 1. Blog Site you can contribute on with its DA and link type (do follow link is must) 2. Previous work sample 3. Price per blog/site or combined cost for 5 4. Turn around time. The job can start next week.