eforcity.com has the IDE / SATA to USB Cable for $11.99 - $3 off coupon code USBSATAC [2000 uses] = $8.99 with Free Shipping. Price goes up after 2000 coupon uses. Allows you to connect your SATA / IDE device to your computer through a USB port.
eforcity.com has the MR16 White LED Light Bulb (18 LEDs at 0.9W) for $6.99 - $2 off coupon code WHITELB = $4.99 with Free Shipping. Valid for the first 2000 customers. Replaces your current 12 volt halogen lights to save 95% of the energy. Bulb life span of 50,000 hours.
eforcity.com has the generic NB-4L Lithium Ion Canon PowerShot Compatible Battery for $6.99 - $3 off coupon code CANONBB = $3.99 with Free Shipping. Compatible with a wide array of Canon PowerShot Digital Cameras including the SD750, SD1000, SD630, and many others.
eforcity.com has the Heavy Duty Camera Hand Strap for $9.99 - $6 off coupon code CAMSTRAP = $3.99 with Free Shipping. Valid for the first 2000 customers. Cushioned camera grips fits around your hand and stabilizes your camera / camcorder while shooting.
eforcity.com has the Car Charger for Apple iPod / iPhone (not compatible with iPhone 3G) for $0.25 with free shipping using coupon code CCAPPSP. Coupon is valid for the first 2000 customers that use it.