Facts 16/03/2025 22:59

Why do you have to do that?

Bí ẩn đằng sau việc gõ cửa 3 lần trước khi vào phòng khách sạn

The Mystery Behind Knocking Three Times Before Entering a Hotel Room

Have you ever wondered why people often knock three times before entering a hotel room? This seemingly simple action carries deeper meanings rooted in etiquette, safety, and even spiritual beliefs.

Why Knock Three Times Before Entering a Hotel Room?

Many people have the habit of immediately entering a hotel room and shutting the door behind them. However, this is something that should be avoided. At many hotels, staff members escorting guests to their rooms will knock before using the key card to open the door.

Even though they are certain the room is vacant—since check-in can only proceed for unoccupied rooms—hotel staff still adhere to this practice, usually announcing “Housekeeping, may I come in?” and waiting briefly for a response. If there is no reply, they repeat the knock at least twice before entering.

If the hotel staff does not do this, guests are advised to follow a similar protocol:

  • Knock three times before opening the door.
  • Stand to the side, about 1 meter away: Men should stand to the left, women to the right.
  • Enter the room only after waiting a few moments.

The Purpose of Knocking Three Times

1. Dispelling Negative Energy

Hotel rooms are frequently unoccupied between stays, creating an environment where stagnant energy can accumulate. According to some beliefs, knocking before entry signals the release of negative energy, allowing a fresh and positive atmosphere to enter the room.

2. Showing Respect for Privacy

Even with a key card in hand, it is not guaranteed that the room is empty. Errors can occur during the booking process, and previous guests may still be inside. Knocking first acknowledges the privacy of others and allows any occupant to respond before an unintended intrusion.

3. Acknowledging Presence – A Symbolic Greeting

Knocking on the door serves as a form of greeting, even in an empty space. It aligns with hospitality industry standards, ensuring a sense of comfort and security for all parties involved.

4. Preventing Room Assignment Errors

Though not always mandatory, this habit is particularly useful in high-end hotels. It serves as a safeguard against administrative errors, such as mistaken room assignments or ongoing maintenance work. Mistakes by hotel receptionists, system errors, or miscommunications can result in guests being assigned to an occupied room. Knocking provides a final checkpoint before an embarrassing or uncomfortable situation occurs.

5. Observing Spiritual and Superstitious Beliefs

Many hotel employees share stories about supernatural occurrences within hotel rooms. Some believe that certain “unseen guests” may reside in these spaces. Knocking three times before entering is considered a gesture of courtesy toward these unseen entities, seeking their permission for a temporary stay.

Hotel rooms have hosted numerous individuals, and the history of a particular room is rarely known to its next occupant. Thus, knocking three times is a symbolic precaution to ensure peace and well-being during the stay.

This practice extends beyond hotel rooms - when returning home after a prolonged absence, one should also knock three times before entering, especially if the house was left vacant. If no one is home, it is advised to:

  • Knock three times and wait for about 30 seconds before knocking again.
  • Upon entry, turn on all the lights for at least two minutes before turning them off again.
  • This method does not apply when moving into a new house or staying at someone else’s home.

Additional Precautions When Staying in a Hotel

Besides knocking three times before entering, travelers should adopt these additional precautions to enhance safety and comfort.

Turn on Lights and Electrical Devices Immediately

In feng shui, entering a silent and motionless room is discouraged. Guests should turn on the television, flush the sink, and open storage compartments upon arrival.

Even if fatigued from travel, guests should:

  • Turn on all the lights, including those in the bathroom.
  • Let the room remain fully lit for at least five minutes before settling in.

This practice asserts control over the space and fosters a sense of personal presence within the room.

Avoid Cutting Nails at Night

Not only in hotels but in general, cutting nails at night is traditionally discouraged. Ancient beliefs suggest that this act diminishes positive energy (yang energy) while inviting negative forces (yin energy) into one’s surroundings. Cutting children’s nails after midnight is considered especially inauspicious.

Be Cautious About Taking Photos at Midnight

Guests should avoid taking photos in hotel rooms at night, particularly if artwork or mirrors appear in the frame. Feng shui principles also advise against taking photos in hotel elevators, as reflective surfaces may capture unseen energies.

Use the "Do Not Disturb" Sign When Leaving the Room

When stepping out, guests should hang the “Do Not Disturb” sign on the door and leave the television on at a low volume. This creates the illusion that someone is inside, deterring potential security risks.

Avoid Staying in the Last Room at the End of the Hallway

Rooms positioned at the end of hotel hallways are believed to accumulate more stagnant energy and are often linked to bad luck. If assigned the last room, guests should carefully evaluate whether to accept it.

Check the Direction of the Hotel Room

For those who follow feng shui, a hotel’s directional orientation is significant. For example, if someone’s personal element favors the East, but the hotel is located in the West, this may bring unfavorable energy. Business travelers should be especially mindful of this, as misaligned directional energy could negatively impact negotiations and contracts.

Conclusion

The practice of knocking three times before entering a hotel room is a blend of etiquette, superstition, and practical precaution. Whether as a sign of respect, a safety measure, or a ritual for spiritual reassurance, this habit has persisted across cultures and continues to be widely observed.

Additionally, understanding and following certain hospitality customs can enhance the overall experience while staying in a hotel. By adopting these small yet significant habits, travelers can ensure a more comfortable, secure, and stress-free stay.

Bí ẩn đằng sau việc gõ cửa 3 lần trước khi vào phòng khách sạn

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