Microsoft Store offers the 3.1-lb. Dell XPS 12 4289 Signature Edition Intel Haswell Core i5 1.6GHz 12.5" Touchscreen Laptop for $899 with free shipping. (Click "PC only" to see this price.) That's tied with our mention from last week as the lowest total price we could find by $251. Features include an Intel Core i5-4210U 1.7GHz Haswell dual-core processor, 13.3" 1920x1080 (1080p) LED-backlit touchscreen LCD, 4GB RAM, 128GB SSD, 802.11n wireless, webcam, USB 3.0, 6-cell battery, and Windows 8.1 64-bit. (No optical drive is included.)