Adorama via eBay offers the 5.2-lb. Dell Inspiron 15 5000 Series Intel Haswell Core i7 2GHz 15.6" Laptop, model no. I5547-5780SLV, for $559.99. Coupon code "CLC10OFF" cuts it to $509.99. With free shipping, that's $140 under our December mention from a week ago and the lowest total price we've seen for the Inspiron 15 5000 with a Core i7 CPU. (It's a current price low by $88.) Features include an Intel Haswell Core i7-4510U 2GHz dual-core processor, 15.6" 1366x768 LCD, 8GB RAM, 1TB hard drive, 802.11ac wireless, Bluetooth 4.0, backlit keyboard 3-cell battery, and Windows 8.1 64-bit. Deal ends February 27.