PSA/DNA is the top third party authenticator and is Ebays Pre Certified Authenticator and comes with a matching PSA/DNA Certificate of Authenticity. My autographs were obtained at practice facilities, charity events, team hotel, public appearances, stadiums, arena, and golf tournaments. The item "Andre Agassi Tennis HOF U.Open Signed Auto 8x10 PHOTO PSA/DNA COA" is in sale since Sunday, April 22, 2018. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Tennis". The seller is "theultimatecorner" and is located in California. This item can be shipped worldwide.