Reported speech, also known as indirect speech, is a way of reporting what someone has said by changing some elements of their words while retaining the same meaning. Key changes include changing pronouns and possessive adjectives to reflect a change in speaker and audience. Common reporting verbs used in reported speech include say, ask, offer, promise, agree, refuse, tell, order, warn, remind, advise, invite, and not to negate commands or requests. The document provides examples of reported statements, questions, requests, orders, promises and negatives using the typical structures of reporting verb + to-infinitive or reporting verb + object + to-infinitive.