In my opinion about how to flirtI agree with the teaching of how to flirt with an etiquette.Because it will not look too impressive.But I disagree that will teach you how to pleat to the students.Because it will cause problems.
In my opinion, the flirt I agree with teaching how to make a courtesy because it would not look lazy too , but I do not agree that teaches you how to make the students because of it. will cause problems