Valentine's sweets: Coupon for 15% off Ghirardelli chocolate
Use code JAN2010. There are LOTS of love-themed chocolates for sale now, including heart-shaped boxes of treats, teddy bears, and sweets wrapped in red.
If you have an iPhone, you can buy the world-famous chocolate without going to a computer using the Ghirardelli app.
Caveats: cannot be combined with any other offer.