Product theory upload on to an existing product

https://www.newstrail.com/from-the-clinton-white-house-to-cnn-the-career-of-david-c-leavy/

Product Idea: Add On To An Existing Product<br/>Recently I had a conversation with Andi Sikumbang, the person who owns and manages templateplazza.com.<br/>He gave me some documents which I prefer to share it with you