It has already been a difficult year for movie theaters, with the North American box office down roughly 20 percent from last year. And that was when actors could promote their films. SAG-AFTRA officials convened conference calls with Hollywood’s top agencies and publicists this week to explain the strike rules for both the production and the promotion of coming projects. And on Thursday, after announcing the strike, the union released its rules for its membership. “When you don’t have any form of publicity, which is free to a certain extent, you have to try to make up that noise.

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Persons: “ It’s, ” Terry Organizations: American, SAG, Con, ” Terry Press Locations: San Diego, Hollywood