Tutorial Video for Judges and Sailors
Here is a nice tutorial for the US Sailing app including the white board. https://cdn.ussailing.org/wp-content/uploads/2021/01/An-Overview-of-How-to-use-the-Racing-Rules-of-Sailing-App-v2.pdf
US Sailing app features
New video to help with rules and encourage the use of the US Sailing app for requesting a hearing and the whiteboard feature for illustrating: Video – https://c22sail.com/videos/video/u-s-sailing-racing-rules-app