Customize Your Login prompt

So let us get into some serious business. We shall start with a tip to customize your log in 

prompt. 

• Open  Registry editor by going to Start Run Regedit
• Navigate to the key: 
  HKEY_LOCAL_MACHINE\SOFTWARE\Micrsft\WindowsNT\CurrentVersion\Winlogon. 
• In right pane, do a right click to create a new string value and give its name LogonPrompt. 
• Set its value to whatever text you want to see displayed at login screen. 
• Reboot the machine 
  and see the log-in prompt for the change. 
• You can see the text you entered above the text 
  fields that ask for username and password.

NOTE :- Take the backup of your registry (by one of these Software's) before doing any tweak.