Once an order has been placed with Zappos, there is a limited window during which changes or cancellations can be processed. Generally, Zappos emphasizes prompt shipping, so orders are often processed quickly. This means that there may not be a lot of time available to make adjustments after the order is submitted. Customers are encouraged to check their order status and any potential options for cancellation or modification as soon as possible. If an order is still in processing, it may be possible to cancel it directly through the account or via the order confirmation email. However, if the order has already been shipped, cancellation may not be an option. In such cases, the standard return policy can apply once the item has been received. For the most up-to-date information regarding cancellations or order changes, it is advisable to refer to the current Zappos web page, as the policies and procedures may vary over time.