I'm not sure what they meant, but I looked it up on paypal, and the only way ot confirm an address is to add a credit card(don't have one) or go through some esoteric ritual involving mailing stuff and faxing stuff randomly. Seems like too much trouble; additionally who knows how long it would take.
Thanks for the other links though; but, I think, I'll try to get it all from Tigerdirect if possible, to avoid complications. However I will definitely look at the other sites for accessories... namely the high-end X-Fi I want to get. (with the breakout box. I want the breakout box. Heck... I should get two breakout boxes.. this X-Fi I have now didn't come with one but has the plug for one, that would be a nice addition.