Sarbanes Oxley Methodology - PWC, Montreal - 2004
Implications of Sarbanes-Oxley - Deloitte & Touche, New York � 2003
Tax & Labor Law Reforms in Mexico � PriceWaterhouseCoopers, Mexico - 2003
Computer-Aided Audit Techniques � ACL, New York � 2001
Operational Auditing � Jefferson Wells, New York - 2001
Report Writing and Business Communication Techniques � Jefferson Wells, New York � 2000
Introduction to Advertising and Public Relations � Young & Rubicam, New York - 1998
International Trade Regulations � BANCOMEXT, Mexico � 1997
Quality Controls in External Audits � PriceWaterhouseCoopers, Mexico - 1997
Economic Implications of NAFTA � BANCOMEXT, Mexico - 1997
UNIX operating System � College of Science, UNAM, Mexico - 1996
Francais pour l�homme d�affaires � Alliance Francaise, Mexico � 1994