We recommend that you restart your computer when you leave work each day. By restarting your computer as you walk out the door, you are restoring all your computer resources so that your computer will be refreshed and ready to go by the time you come in, in the morning.  Also, while at the "logon page" your computer can freely run updates and reboot as necessary without fear of losing any data. 

In the long run, not only will this increases the dependability of your computer but also ensure that your computer is always running the latest patches with a minimal impact on you.