10. Hole in lift door
The Best Store to Buy From: Unknown
The typical product costs between $40,000 and $50,000*, including installation.
You may be persuaded by horror films about eerie neighbours or haunted apartment complexes that there is someone hiding behind the lift door. You might even decide not to glance at it in case you catch a glimpse of someone else’s eye.
Elevator Door Hole via Pinterest / Mrs Supot
But that’s not necessary to do so. Although there might be a cunning spy, it’s much more likely that you’ll be saved by that gap in the door. The key to the hole is in the hands of authorised staff, and it’s there for emergency or maintenance needs. In the case that the lift becomes stuck, they can manually separate the doors.