These are some uncommon but very useful tips tricks & hacks for windows vista to enhance the user experience in windows vista.
Enable Auto-Logon in Windows Vista (Warning: Security Risk)
a) click Start and type ‘netplwiz’ or click that name on the Start menu
b) in the GUI window that comes up, uncheck the “Users must enter a username and password to use this computer†box
c) click ‘Apply’
d) in the new dialog box that opens type the name of the account you want to auto-logon by default (if the account is not normally passworded then it blank)
e) click OK and exit.