Originally Posted by
AlexSTC
Could be part to help the hotels in the area but I think its more for tracking purpose if he had to leave the airport. If he would be able to stay in the airport I don't think they would have a problem with it. Like emma69 said it could be that the airport closes at night, immigration might require a destination when entering the country for control and tracking.
Thats true, but I like the above posters' idea. Get a reservation just to show you have one, then dont show up if you havent paid or refund it all. I doubt that the hotel will call immigration (will they even have a number?) and snitch on you.