How many knocks is appropriate?

The most polite way to knock is to knock three times, once in a while, and then a few times. Knock on the door and wait for an answer. If you don't hear "come in", wait for 3 seconds before knocking at the door and raise your voice moderately.

If the door says push or pull, it's very simple. Just do as required. But there are some places that have not been reminded, so we must pay attention to them. At this time, the sliding door is much more polite than the sliding door, because both doors are pulled in their own direction and it is not easy to bump into others.

Most modern families have doorbell, so we should be polite when ringing the doorbell. The correct way is to press it slowly and then press it again every once in a while. Don't worry when you ring the doorbell. It is not only impolite to ring the doorbell, but also may break it.

Extended data

The most correct way to knock on the door is to use your right hand, bend your fingers naturally, palm towards yourself, and knock on the door with the second knuckle of your middle finger. Knock three times first, and then knock a few times later. Knock at the door with moderate loudness. Knocking at the door is too quiet for others to hear, and too loud is impolite, which will cause the host's disgust.

When knocking at the door, never punch and kick, let alone bang. If someone is resting in the room, it will scare them. If the door is unlocked, you should knock first. This kind of knocking at the door has two meanings: it means asking "May I come in?" ; Or a notice "I'm coming".