They should do some kind of survey that will let people know how much a phone book is really used. You can also use your computer as a phone book. You may be asking yourself right now how that is possible. Well if you go online and type in The White Pages Directory, it will bring you to a page where you can look up any number. You can find any pages that are located in the white pages, the reason that is because they make a web page to where you can search online for phone numbers. Many people use it every day.