What do reynaldo and polonius discuss about laertes in act 2?

In Act 2 of "Hamlet," Reynaldo and Polonius discuss Laertes's behavior while he is studying in France. Polonius instructs Reynaldo to spy on Laertes and gather information about his conduct, emphasizing the importance of finding out whether Laertes is living honorably or engaging in questionable activities. Polonius believes that by observing Laertes's acquaintances and their actions, he can gain insight into his son's reputation and character. This conversation highlights Polonius's controlling nature and his desire to maintain a close watch over his children.