Whitey - 3:35 am on Oct 17, 2013 (gmt 0)
Blaming slowing growth in online shopping rates in the US, the firm said it expected sales of between $4.5bn (£2.8bn) and $4.6bn for the holiday period.
Shares in the company fell as much as 5% on the news in extended US trading.
The quarter is a key shopping period for the firm.
What is the general consensus of the overall e-commerce climate?