Why is polonius so eager to tell Claudius and Gertrude that hamlet in love with his daughter?

Polonius was eager to tell Claudius and Gertrude that Hamlet was in love with his daughter, Ophelia, because he saw it as an opportunity to gain favor and power. By revealing Hamlet's alleged love for Ophelia, Polonius hoped to ingratiate himself with the royal couple and potentially secure a more influential position within the court. Polonius believed that such an alliance could help further his own ambitions and those of his family.