Setting is the part of beach volleyball that I have so far managed to make most free Youtube videos about. The number one video on handsetting technique that I recommend people watching is this one, which is also one of my most popular Youtube videos:

https://www.youtube.com/watch?v=cy2PdCjN3AU&list=PLiBzv2Hnbv3JAAL0BCoHucEvRAB3zxurp&index=2

There are also a lot more videos on setting, some more popular, some less so! They can all be found in this playlist!

https://www.youtube.com/watch?v=ZzNnxsiwVPs&list=PLiBzv2Hnbv3JAAL0BCoHucEvRAB3zxurp&index=7