In the research is to study the problem. The problem is, the most important thing. The problem that I was selling it as a problem of barriers online that very interesting. Because it occurred near a problem such as this is often because I opened an online store, so I have the motivation to resolve this problem, the research found that the academic sources that can research knowledge has very little เมี. Most of the data is the actual experience of each individual story and these data are often derived from a mouth to say. There are no data to study too much. There is a sample only. The data is collected, it is going to be difficult. Because the research data must come from a trusted source.
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