This article highlights the principles and implementation of Islamic banking marketing ethics. Ethics based on sharia principles are an essential differentiator from their competitors. It begins from the 4 P's marketing mix framework, namely product, price, promotion, and place. This article is qualitative descriptive research using literature review. This article employs secondary data from 11 articles. The data that has been collected then analyzed with descriptive information. Therefore, through 4 P's marketing mix lens, this article finds a lack of ethical marketing practices in Islamic Banking from the ethical ideals espoused in the literature. This study analyzes the ethical marketing practices of Islamic banks which can be used as an evaluation of policies in the Islamic financial industry.

The curriculum design that includes the vision and mission where epistimological aspects are clearly stated, in most of Islamic economics departments. However, not all departments that state explicity their vision and mission and objective clearly have clear statement on the integration of conventional and Islamic economics.

The development of endowments land in the agricultural sector is very essential because it is one of the strengthening sectors of the Indonesian economy. This study aims to identify the development of sustainable endowment strategies through the agricultural sector at Yayasan Pemeliharaan dan Perluasan Wakaf Pondok Modern (YPPWPM), Pondok Modern Darussalam Gontor Ponorogo. To identify the endowments development strategies in the agricultural sector this research is qualitative. The result shows that Yayasan Pemeliharaan dan Perluasan Wakaf Pondok Modern (YPPWPM), Pondok Modern Darussalam Gontor Ponorogo carried out three-factor systems for the sustainable development strategy. First, using the waqf land rental system. Second, the development of the management system. and thirdly, the profit-sharing system with the concept of mazara'ah. On the other hand, the results of the SWOT analysis indicate that this model is worth continuing to develop sustainable endowments so that the benefits of endowments can be fulfilled continuously.

Waqf (endowment) is one of Islamic philanthropy that offers the basics of justice and benefit. It should be managed with innovative management such as cash and productive waqf that can contribute a positive impact on the socio-economic of society. In the context of waqf fundraising, cash waqf auction is one strategy to accumulate the funding. Cash waqf auctions can be used as a supporting instrument to support and to enhance the general public need and education. Besides, waqf is not limited to the utilization as zakat, therefore the community development programs such as streamlining Islamic school can be carried out through waqf auctions funds. This study is an attempt to clarify the implementation of waqf auction to finance the establishment of an Islamic institution. Then, it discuses the concept and practice of this waqf auction on the perspective of Islamic law and positive law. The methodology used is qualitative research that is using legal sociology and critical legal analysis, data collected through field research, a document study, and in-depth interviews. The documents studied were journals, books, papers, and relevant documents for this study. The finding of research reveals that Trensains Islamic Institution is implementing a similar practice of waqf in general. The uniqueness is introducing to the community the development

Currently the development and growth of Islamic banking shows a positive trend that increas in every year. This encourages Islamic banks to produce innovative products which customer needs. However, the methods used to develop products differ from one country and another. For Indonesia, one parameter is needed to harmonize all product developments produced by Indonesian Islamic banking. The purpose of this study is to explore the challenges of current Islamic banking in producing products and make a parameter as a reference for developing Islamic banking products with the Maqāsid Sharia approach for the realization of maslahah. To achieve this study using several methods such as interviews, content and descriptive analysis. The results of this study are the parameters that have been applied with the development product in Islamic banking Ponorogo city with the Maqāsid Sharia approach. A product can produce maslahah if the five elements in Maqāsid shari'a are achieved, namely; (1) Preservation of religion by the basis of the product offered is based on the Al-qur'an, Sunnah, and DSN-MUI, (2) Preservation of life, it is manifested by the service and supply to customers in accordance with Islamic ethics, (3) Preservation of intellect, with a form of banking business to explain in detail related to products offered to customers in a clear, (4) Preservation of wealth, it is realized with the management of property management client in Islam, (5) Preservation of progeny, by applying the four things previously, to guarantee halal and affect the sustainability of living for the family and the children of clients.