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You're a very organized person and expect the devices that you use with Exchange ActiveSync (your iPhone, Android, etc.) to follow along. And most of the time they do, But we've observed a few issues around this and are attempting to work them out for you. These have to do with 1) Automatic meeting processing, and 2) Connectivity and synchronization failures.
Here are a few errors/symptoms you may be experiencing with the first issue, meeting processing:
You may also receive errors when trying to synchronize (the second issue regarding connectivity). These may include:
Understandably, these kinds of errors can cause frustration (and downright annoyance, I would think) and also, they're a hindrance to you getting your work done. Microsoft has posted information on how to resolve most of these issues in this Knowledge Base (KB) article. Some of the solutions there simply involve having you update your mobile device and some require that your administrator update your Exchange Server. Either way, you should be on your way to smooth calendaring and syncing among all your devices.