In this video, the teacher explains how to make the reader interested in reading an opinion or persuasive essay by writing a strong opening and thesis. They discuss the importance of combining a hook with a thesis statement to make the reader curious. The teacher also guides the viewers through the process of generating possible openings, choosing the one that prompts a question, and then crafting a thesis statement that answers that question. By following these steps, the viewers can learn how to effectively engage their readers and make their point in their essays.