Flight attendants spend their days traveling the world and staying in hotel rooms, so when they share travel tips, we listen.

Crew member Esther, who flies with KLM, regularly shares her insider tricks on TikTok, and earlier this year she issued a stark warning to travellers.

In the short clip, the Dutch flight attendant urges hotel guests to “always” throw a water bottle under the bed when they first enter a hotel room, to “check if anyone is under the bed.” without looking”.

The idea is that if the bottle “doesn’t come out from the other side,” you might want to investigate further by having an employee or a companion on your team look at it together.

However, if the bottle pops out on the other side of the room, you can continue as usual.

Esther isn’t the only flight attendant to share her tricks for determining if you have unwanted guests.

Demi Bonita, from Spain, revealed that she secretly hacked to check if someone was in your hotel room when you were out, which she shared with her 70,000 followers Follow my TikTok.

“Put a ‘do not disturb card’ in the middle of the door, so you can tell if someone’s already in your room,” she advises.

Then, wearing a flight attendant uniform, she demonstrates the technique of sliding the card between the door and the wall before closing it.

“An hour later, no one is here,” she added after leaving and returning to her room.

Meanwhile, another crew member explained that she double-checks her keys every time she checks in at a new hotel, before settling into her room.

That includes looking for places where people can hide and checking “anything that I can’t see directly behind – doors, curtains, large cabinets, under the bed and box springs”.

It’s not just flight attendants who have helpful tips for travelers. A hotel employee has warned Britons that they must always turn off the lights when they first arrive in a hotel room – otherwise they could face some disgusting consequences.

Halee, who says she’s been in the hospitality industry for 15 years, revealed some of her top tips for hotel check-ins and explained that you could be putting yourself at risk for bedbug bites if you skip one. number of simple test steps. .

That includes turning off the lights when you first arrive, closing the blinds, and then using a flashlight (the flashlight on your phone will do!).

Then, using a flashlight, she always checks under the bed, as well as every nook and cranny, warning that bed bugs love the “corners and folds” of sheets and sheets.

She added: “The reason you should check your bed with the lights off is because bed bugs are really nocturnal so they’re more likely to go out and look for prey.”

Do you think hotel hacks are genius, or do you think they’re going overboard? Let us know in the comments below.