The document discusses expressing promises and responding to promises. It provides examples of ways to express a promise such as saying "I would like to come to a job's exhibition next Friday" or "I promise to help you with your homework." Responses that accept the promise are also given such as "That sounds great," "Okay," and "Yes, I will. Don't worry." The document is authored by Fitri Mulyani and focuses on communication steps around making and responding to promises.