Why should authors use video to promote their books? Because video lets readers see and hear you, which builds trust faster than almost anything else. People buy books from authors they feel they know. Video also works on many platforms at once. One recording can become a YouTube video, short clips for Reels and TikTok, and posts for Facebook. In this article, you will get a clear answer, then the solution step by step, and then an industry hack that makes video easier and he