The document is written by Frederick Marks, a retired purchasing officer, who discusses the responsibility that comes with professionalism in the field of purchasing. He emphasizes the importance of being forthright and addressing difficult situations in person rather than through email or notes. Marks also highlights the need to have a public money mindset when approving expenditures and to avoid using an organization's funds for personal gain. He stresses the importance of respect and civilized behavior towards others in the profession and the responsibility to pass on the spirit of involvement and volunteerism to future generations. Marks also mentions the importance of electing capable individuals to represent the profession on governing boards and acknowledges the dedicated individuals who work tirelessly behind the scenes to support the profession. He encourages readers to thank and appreciate these individuals and to consider becoming one themselves.