الفهرس 
الفصل الأول : مقدمة الدراسةOnly 14 pages are availabe for public view
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Abstract
n this study, the researcher defines the relationship between development of new products and customer citizenship through the application on Telecom Egypt (TE) Clients in Central Sherbin. The main objective of this study is to measure the correlation between development of new products and customer citizenship about the company’s services. In addition, the study determines the impact of development of new products on customer citizenship about the company’s services. Finally, it measures the degree of variation in customer feedback on customer citizenship towards the company’s services according to the demographic variables. A proposed study model was designed to be used as a guide to test the relationship between the study variables. Also a self-administered questionnaire was designed to and was directed to the TE clients in Central Sherbin in personal interview. In order to analyze the preliminary data of the study, SPSS version v.24 was used to submit preliminary data. The selected sample size has reached 440 individual, while the number of correct forms that have been submitted to the program amounted to 418 by a rate of 95 % of the total sample size. And used to Alpha Kronbach measure the validity and reliability. The Results of the statistical analysis has shown a correlation between development of new products and customer citizenship toward TE services in Central Sherbin. The study also indicated no significant differences for development of new products on customer citizenship toward TE services in Central Sherbin. He study also found no significant differences in the feedback of customers on the customer citizenship toward TE services in Central Sherbin. According to gender, qualification, and cultural background. Finally, the study found no significant difference in the feedback of customers on the customer citizenship toward TE services in Central Sherbin according to income variation.