One of the problems with post boxes with wide openings is that if you’ve got teenagers in the neighborhood, they might be inclined to pull a prank or two, by slipping something into your box that would either be annoying, or do some actual, significant harm and damage. But if you definitely want to be looking at post boxes with wide openings, then here are a few tips in trying to pick out a box that will be relatively safe from prankster truants. A lot of boxes with wide openings will actually guard from sight the fact that there is an opening to the box at all. Some of the visual techniques for camouflaging the opening is to use an overlapping flap that will hang over the opening. With a disguised opening, you prevent curious youngsters from peering in to the box, and you don’t attract attention. That’s another thing you want out of a box: subtlety.