Mayor Gavin Newsom’s public schedule continues to fill up as anticipation grows about whether he’ll run for lieutenant governor. All of San Francisco is encouraged to come to the County Fair Building at Ninth Avenue and Lincoln Way for a town hall at 9:30 a.m. Saturday. Newsom will be talking about the $522.2 million deficit that needs to be closed. At 1 p.m., Newsom will hold a press conference with U.S. Secretary of Commerce Gary Locke about the 2010 census. It will be held at 1234 Indiana St. And then it’s time to ring in the year of the tiger. The Chinese New Year parade kicks off at 5 p.m. at Market and Second streets.