The purpose of this study was to investigate influential factors on the buying intention and the impulse buying of discount store apparel. Data were collected by randomly surveys and the subject was married women. SPSS PC+8.0 was used to analyze the data. The factors to influence on the buying intention of discount store apparel were perceived money value, store image, brand familarity, differentiated needs, perceived risk, perceived quality, voluntary performance. It was found that perceived money value affected buying intension and that perceived quality affected the satisfaction after buying. The factors to influence on impulse buying of discount store apparel were environmental stimulus, useful stimulus, emotional stimulus, situational stimulus of consumer. The relationship between factors of impulse buying and influenced factors of buying intention was that store image affected useful stimulus and differentiated needs affected emotional stimulus.