I imagine
if they are professional squatters, they will have access to bolt-cutters, so a) isn't an option.

I would print out and stick on the gate a letter saying that their late-night antics are pissing off the neighbours, and if they continue, then action will be taken. Make it friendly rather than confrontational though.

And buy some net curtains or be proud of your nudey bits...
( I_Was_Mordred, Mon 6 Jul 2009, 12:21, Reply)