g your kids from internet dangers is good, but also consider that Vista's parental controls can help protect your computer.

Vista Security Updates - If you don't have your Vista set-up to automatically download security updates (or don't know what this means), then check out this tutorial from Microsoft.

System Health Check - Have a look at this, especially if you are experiencing problems or errors with Vista: Open control panel > System Maintenance > Performance Information and Tools > Click Advanced Tools and then "Generate a System Health Report".
Misc Vista Tips

Blinking Curser is too small - From the control panel in the search box type “optimize visual display” then click the shortcut to see the dialog box.  Changing the size of the cursor from 1 to 2 makes an improved difference for most users.

Adjusting the Text Size - In the control panel's search box type "Adjust Font Size". Here you can change the DPI value to suit your preference.

Get to the Desktop Faster - To minimize all open Windows press the Windows key and “M” at the same time.

Additional Clocks Feature - In Windows Vista, you can configure and add additional clocks to the system tray -- this is a very cool feature. Click the clock > Date and Time Settings > Click the Additional Clocks tab.