Corporate giving currently accounts for nearly 10 percent of all charitable donations nationwide, and most experts agree that the flow of corporate resources earmarked for nonprofit programs is on the rise. Yet, many fund raisers are held back from tapping this gold mine by the fear they don t know how to "play the system" correctly. When it comes to soliciting corporate funds, even old hands at private fund raising find themselves stymied by the lack of clear-cut answers to such critical questions as: "How do I find out which companies give and how do I obtain information about them?" "Who...