A salesman is a person who is employed to promote and sell products or services. The term can be broken down into several different job descriptions, such as DEALER, SELLER, VENDOR, AGENT, REP, and CLERK. A DEALER is someone who buys and sells goods, often in large quantities. A SELLER is someone who offers goods or services for sale. A VENDOR is a person or company that provides goods or services to another person or company. An AGENT is a person who acts on behalf of another person or company. A REP is a representative of a company who is responsible for promoting and selling the company's products or services. Finally, a CLERK is an employee who performs various administrative tasks.