Today: Joint chamber event: 'Sourcing in Asia, future trends and models' (until tomorrow). Harbour Grand Hong Kong. British Chamber of Commerce breakfast: 'Retirement destinations - The tax aspect'. Hong Kong Club. British Chamber of Commerce lunch: 'An engineer in wonderland'. British Consulate-General. American Chamber of Commerce breakfast: 'Positive connections - Creating business value from cross-sector partnerships'. Bank of America Tower. American Chamber of Commerce lunch: 'America's renewed commitment to Asia and what it means for Hong Kong and Macau'. Renaissance Harbour View Hotel. Hong Kong Retirement Schemes Association seminar: 'Protection of assets through diversity'. Hong Kong Club. Monday, May 7: Canadian Chamber of Commerce lunch: 'Getting engaged: Involving HK employees in social, community and environmental initiatives'. Kinwick Centre. French Chamber of Commerce event: 'Current payment situation of China, Hong Kong and Taiwan'. French Chamber, Central.