Factors which affect the symphony orchestra's success

In this research, it has been examined historical progress process of symphony orchestras and factors which affect the orchestra's success with this process. Also, it has been represented some basic knowledges related to enhancing quality of symphony orchestras which are a social group. Additionally, in this research, principles regarding the improvment of the practice method of orcestras which reharse for presenting polyphonic music to listeners in a qualitative manner has been examined. Keywords Symphony, orchestra, polyphonic music, the orchestra's success, concert