The document is a letter of transmittal from a team of students to their professors submitting a report analyzing the global pharmaceutical companies Merck & Co. and Sanofi. The team's analysis identified three key success factors for companies in the industry and concluded that based on these factors, Sanofi is currently in a better position than Merck & Co. to succeed. The letter requests feedback from the professors and offers to further discuss the report and its analyses and recommendations.