VSS-  VISUAL SOURCE SAFE,
1)WHERE THE DEVELOPERS KEEP CODE SECURE,i e . NO ONE PERSON 
CAN ENTER 
2)ONLY ADMIN HAS RIGHTS TO DO ANY THING
3) IN OUR COMPANY WE ARE MAINTAINING URL-INETPUB-WWWROOT....
4) IF DEVELOPER DEVLOPS THE CODE AND SEND A MESSAGE TO THE 
ADMIN TO GET THE LATEST VERSION OF PARTICULAR MODULE(IT 
WILL HAPPEN BY TAKING RIGHT CLICK AND GET LATEST VERSION)
5)AFTER THAT TAKE A RIGHT CLICK AND REBUILD THE PROJECT IN 
DEBUG MODE
6)MAKE SURE THAT TAKE BACK UP FOR EVERY MODIFICATION( i e 
IS BETTER FOR U ONLY MY DEAR
7)EVERY WEEK MAKE SURE THAT, TAKE A BACK UP FROM THE VSS 
SERVER