KTV, what does a bar security guard do?

Hehe, internal security is to protect the safety of KTV or bar. Generally around 2500-3000. Height 1.7 meters above, generally do not have to pay any fees, and some pay a management fee of 100 yuan at most. This kind of work is usually posted at the door. If there is a fixed telephone on the bar, you can ask. Don't believe that pole, many of them are deceptive. In a word, it is a lie to ask you to pay any training fee. I wanted to go to these places before, but I couldn't find them That's all I know.