As a video marketer, knowing how to edit YouTube videos is a crucial skill, especially when it comes to post-production. As a video marketer, knowing how to edit YouTube videos is a crucial skill, especially when it comes to post-production. If you can’t seamlessly weave your shots together or get your cut to hit the right frame, your video will seem unpolished and disengage your viewers. That said, if you’re operating on a shoestring budget, you might not be able to afford video editing software. So what’s a video marketer to do without editing software? Fortunately, YouTube offers a web-based