The term "professional manner" refers to a behavior, demeanor or conduct that is characteristic of someone who is trained in and practicing within their respective field. It implies an approach that is polished, refined, and exhibits expertise in one's area of work. A professional manner often includes qualities such as punctuality, attentiveness to detail, clear communication skills, adaptability, and the ability to handle challenging situations with grace and composure. It involves a commitment to maintaining high standards of performance and conduct while adhering to a strict code of ethics and integrity in one's profession.