Hello!! I'm new here, I just ordered the Sony 505 from Buy.com. They only have the blue one in stock though. It's $271.99 and free shipping. You can also use a $10 coupon if you are a new customer.
http://www.buy.com/prod/sony-prs-505...205857013.html
Here is the coupon:
http://www.buy.com/retail/coupon.asp?prid=82955137