Today: American Chamber of Commerce luncheon: 'Technology tips to save time and money'. Bank of America Tower. British Chamber of Commerce breakfast: 'Business opportunities in Zhuhai'. JW Marriott Hotel. Australian Chamber of Commerce seminar: 'Risk management: The key risks of doing business in Asia'. Tomorrow: British Chamber of Commerce luncheon: 'Search engine marketing - Web marketing strategies that work'. British Consulate-General. Thursday, July 24: British Chamber of Commerce luncheon: 'Women in leadership: Work in progress'.British Consulate-General. Friday, July 25: American Chamber of Commerce workshop: 'Effective interpersonal communication skills'. Bank of America Tower. Monday, July 28: Hong Kong General Chamber of Commerce briefing on 'Elections (Corrupt and Illegal Conduct) Ordinance'. United Centre. Wednesday, July 30: Australian Chamber of Commerce breakfast: 'Cool in Asia Part 3: Cool in branding'. Renaissance Harbour View Hotel.