Uh-oh. You'd better start checking your email more often. Limited-time offers are going down from days to hours this holiday. What do we think: is the within-hours window a smart way to make quick money, or a waste of an EDM campaign? I'd love to hear your experiences.

From: Saks Fifth Avenue
Subject Line: FREE SHIPPING Ends at 1pm! + Designer SALE
Date: Tuesday, December 19, 2006

From: Harry & David
Subject Line: Hurry! Only a few hours left for Overnight Delivery
Date: Friday, December 22, 2006

From: Neiman Marcus
Subject Line: 5 more hours to shop: FREE DELIVERY ends at 1PM ET Today!
Date: Friday, December 22, 2006