Object of research: the process of functioning of the financial and credit interaction between banks and their customers' businesses; Objective: To further develop theoretical positions, methodological approaches and practical recommendations on the functioning of the financial and credit interaction between banks and enterprises on the basis of marketing; methods and apparatus: a theoretical synthesis, analysis and synthesis, induction and deduction, logical framework analysis, generalization and formalization of methods of statistical analysis methods of expert evaluation, correlation analysis, multi-component and regression analysis method ABC-XYZ-analysis, taxonomic analysis, graphing, Theoretical and practical results: a methodical approach to the evaluation of the financial and credit policy of the bank and the interaction of enterprises, compared with existing developments, taking into account criteria such as bank lending capacity, competitive loan products, availability developed and implemented policies and strategies of financial and credit bank interaction and businesses, the availability of marketing and information management risks; Scorecard evaluation of financial and credit banks interact with businesses that generated the most informative indicators defined using the multivariate component analysis and allow to analyze and assess the structural, financial and lending financial and credit interaction between banks and enterprises; methodical approach to the selection of financial and credit policies of banks and business interaction as the basis for functioning of the mechanism based on market principles and tools segmentation enterprises - bank customers using the ABC-XYZ analysis; methodical approach to evaluating the efficiency of the financial and credit mechanism of interaction of banks and enterprises, the difference of which is to determine the summary measure of efficiency in two components - economic and marketing; structure of the financial and credit mechanism of interaction between banks and enterprises, a feature of which is the account of the most important components, such as subjects, objects, forms, methods, instruments, tools, meta (incentives), strategies, policies, principles of financial credit interactions; set of interrelated marketing activities on the functioning of the financial and credit interaction between banks and enterprises to improve the market position of banks, the difference of which is to allocate: administrative actions with respect to the marketing organization; Performing actions on internal marketing software development banking products and implementing the marketing programs; Performing actions on the external interactions with businesses and other entities in the banking market; Degree of implementation: development implemented in practice of "South Construction Group of Companies", LLC "Real Group", Department of Economics, Industry and Investment Odessa City Council, PJSC "State Savings Bank of Ukraine", JSC "VTB Bank", JSC "Bank Concord "in teaching the Odessa Institute of JSC «University AIDP"; Scope: financial and credit cooperation of banks and businesses, the learning process