If the door is all the same in every home. Another door opens, we must enter a new code? or enter the code with a single door can open anywhere at home without having to enter a new code.
If all doors are the same code out. Opening the door, we need you to enter the new code. Or enter the single door can be opened at any house, without the need to enter the code.
If all the doors is the same code. Time open other we must enter the code? Or enter the code with only one door can be opened all the house, without the need to enter a new code.