The process of SME's decision making as a company related in how far the SMEs put the foundation of motivational process. The research aims to explore "Why" concept [1] within the core decision making process of SMEs in competing with the global business. "Why" concept related with 'How', 'What' and 'When' a decision can be made. This particular idea became important with the goal of how SMEs especially within Indonesia wouldn't stuck in dead ends in making growth and accelerating SME's organization development which consistently crushed and overwhelmed by global business. From the interconnection between variables, formed a chart which represents complete concept within a quality decision making process in manifesting effective SMES. The research conducted by having 81 SMEs respondents which resides in Indonesia, specifically Special Region of Yogyakarta. The result of the research is, discovery of a SME's quality decision making (QDM) process chart for SME's effectiveness. The implication of the research is that the effective SMEs organizations required to conduct assessments and implementations of "Why" concept as a motivation towards 'How', 'What' and 'When' a QDM exercised for SME's effectiveness.