Dell Home currently offers extra $50 coupon code: J9ZR64?V1WQ2S0 (which stacks on top of instant savings) on most Laptops & Ultrabooks over $599. Free shipping on each. Individual deals and their final prices are listed below by section.

Laptops
17.3" Inspiron 17R Special Edition Core i7 1080p Laptop w/2GB GeForce GT 650M $999.99
15.6" Inspiron 15R 5521 Core i5 Laptop w/8GB RAM, 1TB Hard Drive $549.99
15.6" XPS 15 Core i5 1080p Laptop + $200 Gift Card $1,249.99
14" Alienware M14x r2 Core i5 + GeForce GT 650M Gaming Laptop $829.02

Ultrabooks
15.6" Inspiron 15z Core i5 Ultrabook + $150 Gift Card $649.99
14" XPS 14 Core i5 900p Ultrabook + $200 Gift Card $999.99
13.3" XPS 13 Core i5 Ultrabook w/ 128GB SSD + $100 Gift Card $749.99
12.5" XPS 12 Core i5 Convertible 1080p Tablet $1,149.99