When a person checks out, they can use their paypal account, or they can just use a major credit card. Best of both worlds, and it's real easy to set up.
You might even want to try google checkout. LOL...Did I just say that? Sorry, had to pick up my floor, I'm laughing so hard. Heard they're going to spend a billion bucks on a wireless spectrum. Wonder if it'll be a big a failure as everything else they've ever tried. Froogle anyone?