Analysis of the implementation of marketing information system in supporting the effectiveness of Al-Murabahah financing: study case in Cilegon Mandiri Sharia Bank / Sri Fadilah, Mega Ayu and Turnad Lenggo Ginta

The purpose of this research is to find marketing information system, implementation of Al-Murabahah financing, and implementation of Islamic banking in supporting the effectiveness of financing Al-Murabahah in the Bank of Cilegon Mandiri Sharia (PD.BPRS Cilegon Mandiri).
With a good marketing information system, it is expected that banks are able to handle various deficiencies, so the movement of customers to other banks can be minimized. It is also encouraged that banks are more effective in carrying out its activities, and increasing public attention to the existence of Islamic banking. Research method used was a case study method with a descriptive analytical approach. Data collection techniques done in two ways, i.e. field research include observation, questionnaires, interviews, and documentation.
Based on the distribution of respondents' answers to questions about the indicators of accounting information systems, the result is adequate with the percentage of 43.3%. It can be concluded that the implementation of marketing information system in this bank is good.
The effectiveness of financing Al-Murabahah covers 87.4%. It is also concluded that marketing information system has a significant role on the effectiveness of financing Al-Murabahah.