Thai society is the social that has a good culture long ago. Thai people are generous and friendly. Considerateness is one of the culture that Thai people have. Thai people always avoid to refuse other people because they fear other people will regret, fury and hate. Considerateness is a good thing, but we must use it in the right way. Refusal can cause the problem with another person because the refusal is the situation that cause the interlocutor feel ashamed therefore the speaker should beware the words and consider the way or word to use in the appropriate conversation.
At present, having a lot of the researchers study about the refusal and they can explain the result of the study into many strategies. From the study an independent study "English refusal strategies used by Silpakorn University postgraduate students" of Theerada Kittisiriprasert. She found the result of the study that it has six strategies to refuse another person such as reasoning, direct refusing, apologizing, giving advice, expressing positive opinion and expressing gratitude. Moreover, in the suggestion of this study suggest that we should study another variable such as gender and age for finding the answer that these two things affect to the refusal or not. So, the researcher will choose the gender variable to study about the refusal strategies.