Today's deals from DealNN include price breaks on laptops, iPod docks, and more. Tigerdirect.com this week has lowered the cost of the 2.3GHz HP ProBook 4530s Notebook PC, which sports 4GB of RAM and a 500GB hard drive, a 15.6-inch widescreen display, and an Intel Core i3-2350M processor. Currently featured at DealNN, the laptop has dropped $140 off its original price and can be purchased for only $499.99.