THERE IS A NEWER EDITION OF THIS BOOK Microsoft release a new Excel 365 semi-annual version every six months (in January and July) that is usually automatically updated on your computer. You need the fifth edition of this book to support the current version. To find the fifth edition of this book search Amazon Learn Excel 365 Expert Skills with The Smart Fifth Edition Unless you have a special need for the older version we recommend that you do not purchase this book but, instead, purchase the latest, up-to-date fifth edition. Companies who have taken Smart Method courses The United States Army, Daimler Chrysler, Motorola, HSBC, Barclays, American Express, Allied Irish Banks, Imperial Tobacco, Volvo, BMW, Time Warner, Virgin, Pokerstars, Unilever, Deutsche Bank, The BBC, British Petroleum, The Foreign and Commonwealth Office, The Institute of Chartered Accountants, The Ministry of Defence, Keele University, HBOS, Transport For London, Scottish Power, BAE Systems, RBS, The British Museum, The National Gallery, Marks & Spencer, O2... and many, many others.