This is the initial release of a class that implements the Event object used for cross-process or cross-thread synchronization by waiting until the object is signalled. This includes CLSEVENT.PRG, the class implementation, and a short demonstration of how it can be used to implement single-instance apps (or forms, by extension.) All VFP source is included; the class uses VFP code and a number of simple API functions through the DECLARE...DLL command,