Here is a small tip allowin you to modify the frequency autosaves your document.
This can be very useful whwn working important projects. No one is safe from an power shortage, specially when your Pc is not equipped with a UPS.
First of all the default frequency is set to 10 minutes.
To modify it simply :
Click on the File menu.
Select Word options and then the Save tab.
Check the Save Autorecover information Every ..and select the time .. in minutes.