1、An unlocked door is an invitation to theft.
2、Someone who makes you believe that there really is an unlocked door just waiting for you to open it.
3、When the burglar threatens to break into your house and finds the vulnerability of the unlocked door, he is exploiting the assets in the house.
4、Of course, those who find these elaborate status panels too confusing can always just walk up and down the stalls, looking for an unlocked door.