 pretty much all of the basic things that you would need to know to be classified as you know a skateboarder like you need to know how to take your ski how to fix your own skateboard everyone knows every skater if you went to a skate park would have an idea of how to do that and then basic maneuvers not like really advanced tricks just sort of all the basic core essentials the building blocks for taking it further they can video themselves and make a videography of like sort of all these different tricks you know them doing them and that's also proof of them doing all the tricks