Newegg offers the Rosewill Dual-Fan MicroATX Mini Tower Computer Case in Black for $21.99. Coupon code "BUILD30" drops it to $15.39. With $5.99 for shipping, that's the lowest price we could find by $7, although we saw it for $6 less last August. Features include two internal 3.5" drive bays, two external 5.25" drive bays, one external 3.5" drive bay, four expansion slots, and 80mm and 120mm fans. Deal ends May 29.