Your eligibility status has changed for the Two-Day Shipping option and you are currently not eligible to offer this shipping option on Merchant-fulfilled orders. Fulfillment by Amazon (FBA) orders are not affected by this status change. You will have the opportunity to improve your performance metrics to become eligible again. However, this shipping option will now be removed from your Merchant-fulfilled offers on Amazon.com. You can review your performance metrics on Seller Central using the Premium Shipping Eligibility Tool. The tool can be accessed here