One of the great advantages of Exchange Web Services (EWS) is that you can write applications on just about any platform that can make HTTP requests.  This characteristic of web services means that you can integrate EWS in to just about every application or environment you can imagine.  This aspect of web services was brought home to me the other day while using my Mac OS X laptop, which I have to test Microsoft Entourage Exchange Web Services Edition Beta against Exchange.

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