The document discusses the causative passive, which is used to talk about something that someone else did for you or another person at your request. It can involve paying, asking, or persuading another to perform the action. Key causative verbs are "have" and "get", which are used with a past participle to indicate something was done for the subject. Examples are provided like "I had my house cleaned" or "the students get their essays checked". Questions using the causative passive take an auxiliary verb followed by the subject and causative verb. Exercises and a tutorial on this grammar point are also listed.