BuyDig via eBay offers the factory-refurbished 0.8"-thin, 3.6-lb. Dell Latitude 14 7000 Series E7440 Intel Haswell Core i5 1.9GHz 14" Ultrabook for $529.99 with free shipping. That's the lowest total price we've seen for a Dell Latitude 14 7000 laptop with a Haswell processor. (It's also $467 under buying a new unit.) Features include an Intel Core i5-4300U 1.9GHz Haswell dual-core processor, 14" 1366x768 LED-backlit LCD, 4GB RAM, 128GB SSD, 802.11n wireless, 4-cell battery, and Windows 8.1 Professional 64-bit. A 90-day Dell warranty applies. Deal ends April 28.