By the book, isn't it? This is a real example from a massive business. When customers pressed seven, they got exactly what they have to asked for: a recorded sound of one, routine duck quack. Then recption menus came past. Believe it or not, this simple, silly trick generated millions extra calls ultimately a 75% increase in new profiles! No really logical reason, although people tended to see the business favorably if they can be an intense business but still will have the grace to a little…