在判断网站的运营状况或考虑对策时，网站运营方的想法和意见很重要，但他们的判断也会有不正确的时候， 此时，分析访问网站的用户留下的痕迹（数据），就能够采取具体且有效的对策。本文通过分析用户在网站内的行为和转化率 （网站目的的达成程度），探讨了优化流量获取的方法。

While judging the operation status of web site and considering strategy, the idea and opinion of the site operators are very important. But they may not always make the correct judgment. So, it is important to analyze the trace of users to take concrete and effective measures. This article analyzes user behaviors and the transformation rate (the degree measuring desirable access vs. total access), and discusses on the way to optimize the flow acquisition.