This research is a research and development. The objective is to make creative coffee Princess and to check the effectiveness of the coffee Princess
the สมมติฐานใน research. The satisfaction of users coffee Princess level in
.The research on 3 stages, creative invention coffee Princess performance monitor coffee Princess and study satisfaction in use. Coffee Princess
.The sample consists of 2 group is the sample performance monitor coffee princess as teachers and students of accounting. Polytechnic College of 8 ram. A purposive
.The experimental study of satisfaction with the general public. Coffee princess is a number 20 were selected by random coincidence
.Data collection tools include The efficiency and the satisfaction with the coffee Princess
were used in the research is to find the average and standard deviation compared with criterion
.
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