Its a bit like being ground crew at an airport but these “ski signals” could be mighty useful in the in the backcountry even if your whole crew has walkies.  Imagine a gusty day or an equipment failure, an old school accompaniment and backup are never a bad thing to have.  Have fun practicing these with your crew….definitely suggest coming up with some of your own terminology:  Bonus explanation of ground crew signal meaning:  Double bonus infographic on de-icing planes: