Use 
http://www.dealcatcher.com/ and go to the right hand side under "deal alerts" put in  dell laptop and it will notify you of any good bargains.
 
I got this one today.  Don't know to much but it is a Duo Core and I think Core 2 Duo is suppose to be better.  but for $399 cant be to bad
 
Good Luck
 
https://webmail.east.cox.net/do/redi...0gb-dvd-burner