Athlete, actor, musician and author signing events and private signings with prices, ticket windows and item limits, card show and memorabilia convention dates with signing lineups, authentication service changes and price increases at PSA/DNA, JSA, Beckett and Fanatics, forgery and fake autograph alerts with the names and sellers, charity signing and meet-and-greet events, mail-in signing windows, memorabilia auction results and consignment deadlines, exclusive signing contract changes that end public signings and refund and cancellation outcomes, with the celebrity or event first and the price and window in the title.