Dell Home has the Samsung PN51E530A 51" 1080p Slim Plasma HDTV for $647.99
1. To get an extra gift card, sign up for Dell Advantage Loyalty Program (free) for 5% back, $32 from the subtotal of this deal. (Make sure you write down the key code you set after registering, you'll need it while checking out.)
2. After purchase, you will receive a $300 eGift Card (takes 10-20 days), good for use for 90 days at Dell.com
All in all, you'll get a total of $332 worth of Dell.com gift cards. Personally I'm going to use them towards a 32" TV (UN32EH4003FXZA), making this deal worth it for me.
Note: If you live in TX, you'll be charged taxes, it added up to $701.45 with taxes (shipping was free)