A tall person, lady, or old and weak person enters or walks out of power first.<br>ladder, for basic courtesy.<br>First out and then, if you meet acquaintances also need not be too humble,<br>to avoid delaying the time of other passengers.<br>After entering the elevator, according to the beauty should immediately turn around facing electricity<br>Ladder door, avoid facing others and stand;<br>Sideways, not suitable for back to people.<br>Elevator is not high talk, do not smoke.
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