For quite a few people, flying can be a stressful experience. Even folks who’ve been doing it for years will tell you that. Not only do you need to be a savvy passenger that organizes everything in advance, but you also need to be prepared for the unexpected. Some people even follow a strict schedule in order to be one step ahead.

However, this method isn’t always enough. There are certain things we tend to forget. For example, are you aware of the things you should never do before flying? For those of you who have no clue what this is about, here are some of the mistakes that you might not even know you’re making at the airport.

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