Why circulators go grey

According to a story in Folio:, a man complained in 2007 that he wasn't getting his copy of the bimonthly AARP Bulletin. 18 months later he was still complaining, when suddenly the magazine's circulation department sprang into action and sent him 1,000 copies. “A mistake occurred when the status of the member’s account was being updated–there is a code (999) that reflects Lifetime Member status