The signature is guaranteed to be genuine and comes with a Certificate of Authenticity. Your First Day Cover will be well packaged and sent through the US Post Office with tracking. I can usually correct any reason for you dissatisfaction.Thank you looking and good luck! This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Golf-PGA\Other Autographed PGA Items". The seller is "steve88dodgers" and is located in this country: US. This item can be shipped worldwide.