Publish our magazine to android, kindle, nook and PC/MAC

We have a digital interactive magazine in the ipad newsstand. You must already have experience in publishing interactive magazine to android, kindle, nook and working with PDF's to make them interactive. Your Job description: 1. Every two months we will dropbox you the PDF of the magazine. 2. You will take the PDF and add the interactive parts to the PDF such as links to external websites, links to pages inside the PDF, videos to play inside magazine, audio clips to play inside magazines, polls etc (all interactive parts will be setup in our ipad magazine so you can use that as an example to know how to set it up.) 3. You will then submit the magazine to android, kindle and nook. 4. You will dropbox the interactive PDF to us. 5. We pay you once we see there are no problems with the issues. To begin we will happy to pay a milestone for each plateform you get successfully setup, working and being downloaded by users.