This site usually lists good deals:
http://www.redflagdeals.com/deals/main.php/electronics
Just look for dell coupons down the page, here's the current deal:
http://www1.ca.dell.com/content/topi...HS1&l=en&s=dhs
As a general rule, I would personally avoid the 'consumer' line of any company's laptop. They are generally poorer built and won't last as long. The 'business' line products usually built much sturdier with some type of metal or metal composite material as opposed to plastic. This site will give you all the info you need: http://www.notebookreview.com/
-Paul