3.) to motivate is to present stories or anything else to motivate cooperation. Build stamina, so get the idea independently, or follow the users needs and lead to revised.
3) to influence the presentation of a story or anything else, to induce cooperation, encouraging the audience to be amenable to the idea. Or follow the messenger needs. And lead to improvements.
3) to persuade the story or anything else to motivate cooperation, establish encouragement to receivers ideas inspire. Or follow the sender. And lead to improvements.