Where I go to the gym, the fitness instructor is very enthusiastic. what can I say? Traveling is boring anyway. It is better to instruct others and chat by the way. Chat a few times more, add a WeChat, and have more friends. It is better to say that others trust you and take the initiative to buy lessons from you. Those who talk about selling classes are definitely incompetent coaches. The real development of cattle stadium depends on actions and language, so that consumers can trust you, let you know your needs and take the initiative to buy lessons from coaches. With money, you can really buy the service you want.