How do i use a digital camera to upload pictures for items i want to sell on ebay?

some of the digital cameras are as small as credit cards and key chains,is this what i need to upload pictures on ebay.is it possible to put the saved images them on the internet and download them.what do i need to do this.i have high speed internet with a lexmark printer.

All you need is the proper USB cable for your camera. Any digital camera will do. Upload the pics to your computer and then go to ebay and upload directly from computer. It's really fairly simple.