Learning how to trim a powerboat is a skill that many vessel operators seek to know, and BoatUS video viewership numbers back that up: “How to Trim Your Boat” was the No. 1 most-watched BoatUS video of 2020. In addition, two other top 10 videos of the year also focused on the topic of boat trim: How to Use Trim Tabs on a Boat and How to Get a Boat On Plane Using Trim. Here are the boating advocacy, services and safety group’s 2020 top 10 most-watched BoatUS videos: