The term BE AN AGENT (FOR) can be summarized by two crossword solutions: REP (3 letters) and SPEED (5 letters). REP stands for representative, which is a person who acts on behalf of another person or organization. A representative is often responsible for communicating with customers, clients, and other stakeholders. SPEED stands for expedite, which means to SPEED up the process of something. An agent for a company or organization may be responsible for expediting tasks or processes in order to ensure that they are completed in a timely manner.