Dell Small Business cuts 40% off select Latitude notebooks as part of its Labor Day Savings Sale. (Savings are as marked.) That's one of the best discounts we've seen in recent months on these laptops. Plus, shipping is free, however, sales tax is added where applicable. This offer excludes Dell latitude D630 ATG, XFR, XT Tablet, and E-Series models. Limit five discounted items per customer.