Can you truly regulate a PiNs approach? Night offshore has a certain level of expectation that you are flying into a clear area and the destination will follow given rules, lighting, obstacle clearance etc. The weather radar will pick out other targets.
PiNs into private landing site at night - Doesn't that just give you a better level of comfort until you discover that Vodaphone have put up a new mast or the trees have grown taller over the last 7 years since it was last surveyed?