We are all selling. This app supplies concrete personalized tips. This is an extremely useful app for learning how to best persuade others. As Daniel Pink writes in his book, To Sell is Human, "Whether we’re employees pitching colleagues on a new idea, entrepreneurs enticing funders to invest, or parents and teachers cajoling children to study, we spend our days trying to move others. Like it or not, we’re all in sales now." This app offers very concrete tips for understanding and appealing to customers, wherever we encounter them.