Because the population clouded and parking lots not enough, so the two main motorcycle user groups are office workers and students in Taiwan ,must depend on motorcycle as main transportation tool. But the motorcycle become the main transporter, owing to motorcycle have characteristics of flexibility in traffic jam ,lower cost down than car and parking convenience, so this two groups deeply love motorcycle and Taiwan becomes the kingdom of motorcycle. In differences area supply the level of public transportation convenience, would create differences requirement in motorcycle attributes. In this study divides the level of public transportation convenience into three levels, high level convenience area, middle level convenience area and low level convenience area as confounding variable. Analysis the 4Ps of Marketing Research, Purchasing Decision, how to influence the repurchasing Intention in difference area. The findings of this study are as follows. Firstly, since high level convenience area most depends on public transportation as transporter. So in each construction no significant difference . Secondly, consumers in middle level convenience area, in promotion construction usually contacting stores to ask about promoted product or programs and in purchasing decision construction usually search for the brand has released a micro-film as the information collection. Thirdly, consumers in low level convenience area ,in production function construction prefer the store supply the event data recorder as the accessory of motorcycle, in promotion construction when he would purchase motorcycle, he often compares prices among different brands.