There is always a gap between analyzing the data and drawing the charts in relati with these data. During the development of new products, there comments on data are having vital importance. The more data collected to be specified, the more success gained to lead to a breakthrough. By stating the correct data, the project of developing new products under appropriate concepts are accomplished. In order to apply the data correctly, these data are driven by some techniques. In this study, one of these techniques, Grounded Theory is chosen to be examined according to basic examples. By the assistance of these examples, the theory is clarified. In order to be more precise, a case study is established and detailed with the data of developing a new product with a novel concept.