Traveler’s Notes . . .

Calendars of San Francisco events and performing arts, plus general tourist information, are now available by fax, courtesy of that city’s convention and visitors bureau. You must have a touch-tone phone that doubles as a fax receiver. Dial (800) 220-5747 and follow the recorded instructions. . . . Businesses have been hit with ever-rising travel expenses, according to a survey by Runzheimer International that showed domestic travel costs up 8.4% in the second quarter of this year versus 1996. Air fares alone jumped 4.5% between the first and the second quarter.