i live nearby & have a MH. its ok, its a free car park / viewing point! its ok to park overnight, just apply some common sense dont take up all the spaces & turn it into a caravan park, nice view of the coastal walk below, large beach on left and donegal across the bay, supermarket is a few minutes walk & as the anchor hotel/bar portstewart arms bar, promenade below has cafes/eateries etc.