Today: British Chamber of Commerce luncheon: 'Establishing a business in Hong Kong'. British Consulate-General. American Chamber of Commerce luncheon: 'The changing landscape of US financial regulation and reforms'. Renaissance Harbour View Hotel. HSBC seminar: 'Tips on stress relief for SMEs' (in Cantonese). HSBC Main Building, Central. Hong Kong Retirement Schemes Association luncheon: 'Climate change, planetary boundaries and how we do business'. Thursday, October 22, Macau: 14th Macao International Trade and Investment Fair (until October 25). The Venetian Macao Resort Hotel. Friday, October 23: American Chamber of Commerce luncheon: 'Embracing cloud computing for your business'.