Books on Microsoft Excel have higher sales than books on any other computer topic. They outsell all books on all Open Source technologies.
Excel 2007: Beyond the Manual is written for the experienced Excel user who wants to learn version 2007 quickly and efficiently. Features new to Excel 2007 are emphasized, as are complex features that, though available in earlier versions of Excel, were not readily accessible. The narrative is fast-paced, concise, and respectful of the reader's familiarity with earlier versions of the program.