1 knock = "This door is opening."
2 knocks = "Can I come in?"
3 knocks = "You attention, please."
Who's with me/where am I wrong?
@alexbuzzbee Four knocks in a 2-1-3-3 rhythm: The door is locked; please let me in.
@alexbuzzbee Knock-knock knock knock-knock, knock knock is a playful one (not sure if it translates to text)
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