PSA/DNA autograph authentication will be processed on-site concluding approximately two hours prior to the show’s closing. Turnaround varies with demand. An approximate two-hour service is available for an additional charge. Letters of Authenticity will be issued by mail within approximately two weeks. Note: Take home submissions for PSA grading services and PSA/DNA autograph encapsulation services must be mailed directly to PSA. Please visit www.psacard.com/Submissions/ for details on how to submit.