This is a professionals' guide to understanding and implementing the key principles and techniques of programming Microsoft Office Excel 2007. Automating complex spreadsheets, streamlining time-intensive work processes, gaining the competitive edge, and making more money for your businesses: these are all reasons to take Excel to the next level. This book teaches how to do just that, with the author using his own real-life experience to develop the readers' understanding to this professional level. The text teaches the most efficient way to create complex and feature rich VBA code, exposing all the new features and capabilities that make Excel 2007 so exciting. The Excel book market is a multi-million dollar industry with rival 'expert' guides in VBA programming commanding market share as high as 3% for an individual title. The depth and excellence of Apress' Pro series' treatment of this subject allows it to go head-to-head with the best of these rivals.