Exchange Web Services (EWS) is an important interface that lets applications access Exchange content. You can access the EWS mailbox via PowerShell or create your own tools.
If you use your Google account to synchronize appointments between your smartphone and your desktop computer, you can do this just as easily with an open source solution.
Not every backup tool is useful for backing up entire data media. Rescuezilla makes perfect bit-level copies of mass media in a matter of minutes, so you can completely reconstruct the system if disaster strikes.
