Persuasive appeals are techniques used in communication to convince an audience to accept a particular viewpoint or take action. The three main types of persuasive appeals are ethos, pathos, and logos. Ethos refers to the credibility of the speaker, pathos appeals to the audience's emotions, and logos relies on logical reasoning and evidence. These appeals are often used in various forms of communication, including speeches, advertisements, and written texts. By effectively combining these techniques, a speaker or writer can create a compelling argument that resonates with the audience, encouraging them to align with the presented ideas or take specific actions.