Dell Small Business takes an extra 10% off when you buy one select monitor, or take an extra 15% off when you buy two or more select monitors. (The 10% off discount appears to be as marked, but if you add two to cart the price drops further. Eligible items are marked.) Even better, all orders receive free shipping. Deal ends November 1 at 8 am ET. A couple of best bets:

Dell E2417H 24" 1080p IPS LED LCD Monitor for $125.99 (pictured, low by $11)

Dell P2217 22" 1080p IPS LED LCD Monitor for $152.99 (low by $9)