"As Excel applications become more complex and the Windows development platform more powerful, Excel developers need books like this to help them evolve their solutions to the next level of sophistication. Professional Excel Development is a book for developers who want to build powerful, state-of-the-art Excel applications using the latest Microsoft technologies." -Gabhan Berry, Program Manager, Excel Programmability, Microsoft   "The first edition of Professional Excel Development is my most-consulted and most-recommended book on Office development. The second edition expands both the depth and range. It shines because it takes every issue one step further than you expect. The book relies on the authors'' current, real-world experience to cover not only how a feature works, but also the practical implications of using it in professional work." -Shauna Kelly, Director, Thendara Green   "This book illustrates techniques that will result in well-designed, robust, and maintainable Excel-based applications. The…