Unused U.S. Postal Service announcement card delivering a message from Postmaster General John E. Potter regarding mail safety and how to treat suspicious mail/packages. It was prepared in 2001 after the September 11th terrorist attacks in the United States that year. It was sent to postal customers to help them navigate in a heightened-alert environment. The card is in like-new condition. It is a Very Fine piece ready to enhance any collection of U.S. postal history.We Are Currently Have Other U.S & Worldwide Postal History Available For Sale ~ Check Out These Listings HereExplore All Our eBay Store Items - Check Out These Listings HereTerms and ConditionsUS Shipping is $5.95 for up to 5 (Five) covers, $7 for 6 (Six) or more covers. For multiple wins, please do not pay until you receive our updated invoice reflecting these rates.International Shipping is $19.95 for up to 5 (Five) covers, $21 for 6 (Six) or more covers. For multiple wins, please do not pay until you receive our updated invoice reflecting these rates.PayPal preferred, or contact us for other options. Shipped within 5 days of cleared payment.We try to describe items accurately. Please contact us immediately if there is problem with your purchase.Member APS, USPCS. 20+ Years Buying and Selling on eBay.Item #ES-B123