Actually the only reason why it was announced that part of the beach was going to be cordoned off for naked people was so anyone that didn't want to see naked bodies wouldn't go behind the fence to find out what was going on and be surprised.
The only time I say anything about using space, or anyone else has said anything about using space, is when they're inviting the whole island.
There is no queens, kings, Czars, or otherwise, to ask permission from. And anyone that wants to jump up and say 'no you can't do this here' I'll quickly tell you otherwise, and I wont be nice.