Some Restrictions Apply

A Best Buy Coupon that I found:

10% OFF
ANY SINGLE ITEM
Excludes Bose/audio products; Polk Audio, Power Price items; Sony OLED, XBR7, XBR8, and XBR9 TVs; Home Theater Delivery; Apple iPod; Microsoft Zune MP3 players; laptops and desktop conmputers; monitors; projectors; internal hard drives; computer software; computer subscription software; in-home Geek Squad Services; VoIP; broadband; desktop packages (packages include computer, monitor, and printer); Wacom accessories; Harman Kardon/JBL computer speakers; HP ink; SONY DSLR cameras. lenses, and flashes; unlocked phones; contract cellular phones; Fender and Squier musical instruments; video game hardware; Electrolux major appliances; Magnolia Home Theater products; Bose, Speaker Craft, Vienna Acoustics, MartinLogan, BDI furniture, Magnolia Guaranteed Performance Agreement and special order merchandise, gift cards; taxes; prior purchases; Outlet Center items.

Um, right, so that means you can use it on any single item as long as it's the bottle of Pepsi they sell by the cash registers.