Here The Henehan Company shows it really can be done. It used to be that an entrepreneur knew the name and the names of all of the children of each customer who walked through his door.  As his business grew, he might have jotted those names down in a small book he could carry in his vest pocket, just to jog his memory.  As the business expanded with more clients and employees, that notebook expanded into files that expanded into rooms of filing cabinets and forests of paper.  Finally, the art of remembering all of those clients’ names was christened...